Post a New Question

Chemistry - Periodic Table+IE(check+help)

78,825 results

chemistry
how many groups (families) are there n the periodic table how many elements are in your periodic table what is the basic theme of organization in the periodic table

Chemistry - Periodic Table+Cations(check+help)
On which side of the periodic table would you find an element whose atom is likely to form a cation? Which atom property is related to this question? Ans: is it the right side of the periodic table that you would find the elements whose atom are likely to form a cation, since ...

Chemistry - Periodic Table+Cations(check+help)
On which side of the periodic table would you find an element whose atom is likely to form a cation? Which atom property is related to this question? Ans: is it the right side of the periodic table that you would find the elements whose atom are likely to form a cation, since ...

Chemistry
Nickel (Ni) is an element found in Group 10 of the periodic table of elements (see periodic table at the top of this quiz). Based on its location in the periodic table, which of these is a property of nickel? A Low density B Strong semi conductor C Highly reactive with other ...

honors chemistry
Compare the present Periodic Table with Mendeleevs original Periodic Table in terms of how it is organized, number of elements, what it looks like, ease of understanding, and information given.

Periodic Table
Does anyone know where I can find a really good copy of the periodic table? I desperatly need one!! "good" copy? Printable? With what information on it? Go to google, search on IMAGES for periodic table. You will find several hundred. Make a choice.

Chemistry
I have to make a game based on the periodic table Here are the standards we could put in the game: Students know how to relate the position of an element in the periodic table for it's atomic number and mass Students know how to use the periodic table to ID, metals, semi-...

science
how is the periodic table connected to science? how is the periodic table connected to math? how is the periodic table connected to the world? how is the periodic table connected to you? why is the periodic table important?

Chemistry
I need help describing some periodic trends in the periodic table

Physics
I am confused, selenium Se, is on the periodic table, but does it combine with other elements on the periodic table? I want to say no because it is a gas. Is that correct.

Periodic Table
Hello all, how does the periodic table determine the type of bonding of compounds Cheers Charlie.

science
what is neon on the Periodic Table Of Elements? Ne is a gas. Element #10 on the periodic table. For more information on Ne look at www.webelements.com

Periodic table question
Hi! So I forgot which is which on the periodic table. Are periods the rows and groups are the columns?

Chemistry
Why do the bond energies decrease in the order Ge-Cl, Ge-Br, Ge-I? 1. Covalent bond energies generally increase as you go down the periodic table 2. Covalent bond energies generally decrease as you go down the periodic table 3.Ionic bond energies generally decrease as you go ...

chemistry- GK
how is the periodic law demonstrated within the groups of the periodic table? also I need help writing the noble gas notation for the electron configuration of each of the following elements and indicate the period in which they belong a Li- b O- c Cu- d Br - e Sn-

Chemistry
Which element listed should have chemical properties similar to fluorine (F) A.Li B.Si C.Br D.Ne Br, along with F, a halogen (column 7 of the periodic table) Look at the periodic table. The columns are called groups. Elements in the same group have similar chemical properties.

Chemistry
Predict the answer to each question according to trends in the periodic table. Justify each answer based on the locations of the elements on the periodic table and/or the shell model. a. Which has a greater atomic radius, Al or Cl? b. Which has a greater ionic radius, Na or S...

8th grade science
1.) How does reading across a periodic table compare and contrast with reading down a group on the periodic table?

8th grade science
1.) How does reading across a periodic table compare and contrast with reading down a group on the periodic table?

Chemistry
Usinf your periodic table, Indicate whether each other following substances could act as an oxidizing agent (OA), a reducing agent (RA) or both (OA/RA): (A.) Ba2+ (aq) So I think it should be reduction because it gained 2 electrons? (B.) Co2+ (aq) : RA (C.) Se(s) : (D.) Cs(s...

Periodic Table
What is a good website to go and download a copy of the periodic table on one side and the metric conversion system on the other...you know like the one's they pass out to students during a major test.

chemistry
give the formular of the highest hydride and highest flouride of ununhexium and explain how you arrived at your answer You can find Uuh in the periodic table. Placement of Uuh in the periodic table will tell you that the chemistry will be similar to the elements in that group...

Science-Periodic Table
Where r the elements that form ions with a positive charge located? where r the elements that form ions with a negative charge located? can someone please briefly explain this whole positive and negative charge thing to me. I kind of get it, but the informations is just not ...

chemistry
who is the father of the modern day periodic based on x-ray differaction experiments Father? Moseley, xrayed about three dozen elements, and his straight line plots of two bands of xrays uncovered the relationship of atomic number. I am not certain he would want to be called ...

Chemistry
What is the difference between a group and a period in the periodic table? A: The difference between a group and a period in the periodic table is that a group is each column/family with similar properties and a period is each row going up from charges 1+. Does my answer look ...

HELP! EMERGENCY!!!
The elements of which of these groups on the periodic table are most resistant to forming compounds? A. Group 1 B. Group 9 C. Group 14 D. Group 17 Look on your periodic table at the noble elements also referred to as the inert gases. If you don't have a periodic table handy, ...

Chemistry
Preperation of a standard solution of sodium carbonate and titration for the equation between hydrchloric acid and sodium carbonate How can i explain the key features of the periodic table relate to the conclusions of the above experiment, i need to understand the groups, ...

Physics
I have tried breaking down a periodic table for children. We have to do things where they can understand. I need some help with this one. What type of items I can use to simulate rows and columns for a periodic table for children?

Chemistry
When looking at the Periodic Table, the oxidation state of hydrogen is +1; however my teacher told me that the net charge of hydrogen is 0. I do not understand why this is? Also, How may one calculate the charge of an element if only given the number of protons and neutrons (I...

Chemistry
how do i figure out the valences for elements in the transition elements section in the periodic table of elements (i need it for doing nomenclature) and how do i figure out the valences if i don't have the periodic table of elements examples: Zn Cu Ni Co Fe Mn Cr V Ti Sc

science
what can an element's osition in the periodic tabletell you about it's relationship to other elements in the periodic table?

Science
Look at the table of radioactive isotypes below. Isotype Type of Decay Uranium-238 Alpha Nickel-63 Beta Iodine-131 Beta Radium-226 Alpha With the help of a periodic table, predict the element that forms in each case. I'm confused by this. Am I suppose to research each of the ...

chemistry
What pairs of ions produce similar colours in the flame test? Use your periodic table of elements to explain the reason for this. The pairs with similar colours were Ba2+ and Cu2+, and Sr2+ and Li+. Ba and Cu had light green-ish colours, and Sr and Li had red colours. I don't ...

Chemistry
According to the Star Trek "Fifth Interstellar Geophysical Conference Standard" version of the periodic table, there are 140 known elements. In what group of the periodic table would you place element 117, "topaline" which is reported to have been discovered on Ganymede in ...

science
how many protons does a calcium atom have. Do you have a periodic table? Do you know how to get the number of protons of an element from the periodic table?

cHEMISTRY
wHAT IS THE SYMBOL FOR THE ION WITH 13 PROTONS AND TEN ELECTRONS? CAN U EXPLAIN HOW TO GET YOUR ANSWER, AND CAN YOU GIVE ME A WEBSITE THAT HELPS ME WITH CHEMISTRY 13 protons will be element with atomic number of 13. Look on the periodic table and see atomic number 13 is ...

chemistry
is the following sentence true or false? Mendeleev used his periodic table to predict the properties of undiscoverd elements.. True: Mendeleev used his periodic table to predict the properties of a undiscoverd element.

Chemistry (2 questions)
1. What kinds of bonds will most likely form from groups 1,2,3,6,7, and 8 on the periodic table? 2. What kinds of bonds will most likely form from group 4 on the periodic table?

chemistry
Why do you think that the ionization energy tends to decrease within a family of the periodic table? Since ionization energy tends to increase within a period of the periodic table because they are in higher energy orbitals so it'll take more energy to remove the electrons. It...

Biology
These are true and false questions and I want to be sure of my answers. Please someone check. Thanks: The eight-element periodicity found in the Periodic Table is related to the number of electrons in the outermost energy level of the atoms that make up each element. True 2. ...

Biology
These are true and false questions and I want to be sure of my answers. Please someone check. Thanks: The eight-element periodicity found in the Periodic Table is related to the number of electrons in the outermost energy level of the atoms that make up each element. True 2. ...

Science....HURRY! Please respond ASAP!!!!
0=X=0 The model above shows how an unidentified element, X, forms covalent bonds with oxygen. In which group on the periodic table does Element X most likely belong? A. Group 6 B. Group 12 C. Group 14 D. Group 18 I think it is either C or D. So X must be a four-valent atom. ...

Chemistry
What properties do you use to orgarnize the periodic table?

Chemistry
What is the largest atom in period 2 of the periodic table?

chemistry
who made (arranged) the modern periodic table?

Chemistry
Thanks Dr.Bob On the periodic table, which block has 5 orbitals? Is it s, p or f? Thanks.

Chemistry
What group of elements were not on the original periodic table

SCIENCE (NEED NOW!!!!)
NEED NOW!!!!!!!!!!!!!! how many groups are there in the periodic table? and how many periods are there in the periodic table?

chemistry
what does SPDF mean in chemistry on the periodic table? What is the PDO format in when writing a lab report? pls help

Chemistry
The elements of which group in the periodic table release the most energy by gaining an electron? The elements of which group in the periodic table absorb the most energy when gaining an electron?

Chemistry
In the Periodic Table, why does Group 2 and 17 bond together so easily? ~thanks

chemistry
Help!! The S block of the periodic table contains what type of metals?

Chemistry
What does the study of the periodic table have to do with classification and prediction?

Science
The Periodic Table 1) What conclusions can be drawn about the relationship between the arrangement of elements on the periodic table and the patterns observed in their properties? :Properties of elements are related to atomic numbers.*** :Properties of elements are related to ...

chemistry
where on the periodic table are most natural radioactive nuclides located?

chemistry
what 3 groups do scientists put elements into in the periodic table?

Chemistry
What would be the number of elements in the fourth row of the periodic table?

Chemistry
Predict the physical properties and relative reactivity of Rb, Cs, and Fr (From the periodic table)

Grade 9 Chemistry
which is more reactive k or ca? ( from periodic table.) when poured in water?

Chemistry
why are most elements on the periodic table found as compound in nature?

Chemistry
In group 16 of the periodic table, electronegativity decreases as you go from top to bottom, correct?

chemistry
What are connections among electron configuarations, the periodic table, and chemical behavior?

Chemistry
Why is it hard to use the periodic table to predict the oxidation #'s of the transition elements?

10th Grade Chem
How do you determine if an element or compound is Aqueous, Solid, Liquid, or Gas just looking at a periodic table. Also, how do you determine if a compound or element is insoluble or soluble by looking at just the periodic table. What's the net ionic equation for NH4Cl ...

math- periodic
How do you prove algebraically whether the following is periodic? f(x) = 3cos3x + 5sin4x The sum of two periodic functions is always periodic. In your case, note than when x is a multiple of 2 pi, both functions repeat the values of x = 0.

chemistry 2
Which group from the periodic table contains two elements that exhibit +2 and +4 oxidation states? 1A, 2A, 3A, 4A, 5A, 6A OR 7A 4A. C, Sn, Pb That it 2A and 4A

chemistry
Elements in group 2A(2) 0f the periodic table from ions with a change of, How would I find this out. 1+ 1- 2+ 3+ 0

Chemistry
how many outer shell electrons does a carbon atom have using periodic table?

chemistry
Sodium, Na+1 and chlorine Cl-1 often react together to form a molecule they do this because sodium gives an electron away chlorine picks up the electron chlorine gives an electron away sodium picks up the electron they are near each other on the periodic table they are far ...

chemistry
Based on position in the periodic table and electron configuration, arrange these elements in order of decreasing E_ i1

Chemistry
How can i explain the key features of the periodic table relate to the conclusions after a titration experiment

Chemistry
Why are the alkali and alkaline earth metals more reactive than other elements on the periodic table?

chemistry
In the reaction of sodium metal with oxygen gas, the formula of the product will be ______________. Periodic Table

Science
How can you describe the location of magnesium (Mg, atomic number 12) periodic table? A. nonmetal B. metalloid C. group2, period3 D. group3, period 2 @Ms.Sue My answer is C. Can you check my answer Thank you

Science
The placement of metal and non-metal elements in the periodic table makes it possible to predict the formation of compounds. Which of the following chemical formulas indicates the formation of an ionic compound? a. KI b. ICI c. SO3 (the three is small) d. CHCL3 (the three is ...

Chemistry
I have a series of questions: What describes the arrangement of elements which repeat similar properties? Isn't the answer periodic table. next question who is the father of modern day periodic based on x-ray diffraction? Isn't the answer Dmitri Mendleev next question when the...

Chemistry
I have a compound of Na2subscriptCO3subscript. The cation it breaks into is NA+1 in the upper righthand corner, and the anion is CO3subscript,-2in the upper right hand corner. Where did the anion numbers come from? How can you tell what the charge is? I know you either look in...

12th grade chemistry!!
Where on the periodic table would you find elements that ionize to form cations and anions?????

chemistry
In the Periodic Table,there are some elements such as Pm (Promethium) and Cm(Curium) that do not have any relative atomic mass. Why is this so?

chemistry
hi, i was wondering what the two words are for the 18 columns of the periodic table. need an answer within 9:00 est, 6:00 wst

Chemistry
Rank from most to least active based on placement on periodic table : Magnesium, potassium, sodium.

chemistry
Mg3N2 +6H2O- 3Mg(OH)2 + 2NH3-- How many grams of H2O are needed to produce 150g of Mg(OH)2? I thought I had this but.....the correct answer should be 93 grams Where did I go wrong?? 1) Change 150 g Mg(OH)2 into moles by dividing by molar mass from periodic table. 150 / (24 + ...

science 8th grade
write an advertisement that you could use to sell copies of Mendeleev's periodic table to chemists in 1869. Be sure to emphasize the benefits of the table to the chemical profession. Remember, the chemists have never seen such a table.

Chemistry
how does the position of a metal in the periodic table determine whether the element exists in nature as an oxide, a carbonate, or a sulfide?

chemistry
The heat energy needed to raise the temperature of 10.0 g of metal by 10.0°C would exceed 25 calories for which metals on the periodic table?

Chemistry
based on their locations in the periodic table, would you expect carbon and silicon to have similar properties? Explain

Chemistry
Why is the Ge-F bond energy so much more than the Ge-Cl bond energy? 1. Covalent bond energies generally increase as you go down the periodic table 2. Covalent bond energies generally decrease as you go down the periodic table 3. The Ge-F bond is more polarizable than the Ge-...

Chemistry
What are the 4 categories included in the Periodic Table? There are many ways to categorize elements. I am uncertain how you got just four. The Originator of the four concepts did it this way... http://elements.vanderkrogt.net/chemical_symbols.html Maybe your teacher is ...

9th Chemistry
Why is there a big space in the periodic table between the 2nd & 3rd periods? The activity of the electrons is related somehow.

Chemistry
What is the formula mass of ammonium phosphide, (NHsubscript4)subscript3P? 85.0 u 49.0 u 48.0 u 57.0 u I thought I was to look these up in the Periodic Table, but they aren't there, so I'm confused on what to do. Any help would be appreciated.

Chemistry
based on their locations in the periodic table, would you expect carbon and silicon to have similar properties? Explain your answer

Chemistry 101
Based on the masses of CaCl2 and Na3PO4 you determine from the periodic table,what mass combining ratio would you predict?

science
1. When Mendeleyev arranged the elements into the periodic table, he found that elements with fell into groups on the table A. the same mass B. similar size C. Similar properties D. The same color 2. Every element has its own atomic number. The atomic number is the number of ...

Chemistry
My question is what is the molar mass of 1.00 mol of Li? Can you explain in detail and I have another question: What is the molar mass od 1.00 mol of Ag but if you help me with the first question, then can you just tell me to the other by myself so I can see if I did it right ...

Chemistry
I can't remember which atoms on the periodic table have larger radii than others. Can you help me with the following problem: Order Rb, Fr, Sb, and I from smallest to largest radius

Chemistry--quick ?
Based on the position of Sg in the periodic table, what element should it most closely resemble in its chemical properties? Tungsten (W), right?

Chemistry
As one descends group 6A of the periodic table, the number of valence electrons found in each element A. Increases B. Decreases C. Remains the same

Chemistry
As one descends group 6A of the periodic table, the number of valence electrons found in each element A. Increases B. Decreases C. Remains the same

Chemistry
As one descends group 6A of the periodic table, the number of valence electrons found in each element? A. Increases B. Decreases C. Remains the same

Chemistry
As one descends group 6A of the periodic table, the number of valence electrons found in each element? A. Increases B. Decreases C. Remains the same

  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. 11
  13. 12
  14. 13
  15. 14
  16. 15
  17. Next>>

Post a New Question