posted by Mary

1) How does the atomic radius change from left to right across a period in the periodic table?
A) It tends to decrease***
B)It tends to increase
C) It first increases, then decreases
D) It first decreases, then increases

2) What is the charge of a cation?
A) A positive charge***
B) No charge
C) A negative charge
D) The charge depends on the size of the nucleus

3) The metals in groups 1A, 2A, and 3A ____.
A) gain electrons when they form ions
B) all form ions with a negative charge
C) all have ions with a 1+ charge
D) lose electrons when they form ions***

4) Why is the second ionization energy greater than the first ionization energy?
A) It is more difficult to remove a second electron from an atom***
B) The size of atoms increases down a group
C) The size of anions decreases across a period
D) The nuclear attraction from protons in the nucleus decreases

5) Which is the element with the highest electronegativity value?
A) Cesium
B) helium
C) calcium
D) fluroine***

6) What is the energy required to remove an electron from an atom in the gaseous state called?
A) nuclear energy
B) ionization energy***
C) shielding energy
D) electronegative energy

7) Which of the following decreases with increasing atomic number in Group 2A?
A) shielding effect
B) ionic size
C) Ionization energy***
D) number of electrons

  1. DrBob222


  2. Mary

    What do you mean "ok"? Are they correct?

  3. Mary

    These were all correct 100%

  4. sky

    I just took this. 100%

Respond to this Question

First Name

Your Answer

Similar Questions

  1. Chemistry

    Which trends are observed when the elements in Period 3 on the Periodic Table are considered in order of increasing atomic number?
  2. chemistry

    Why do you think that the ionization energy tends to decrease within a family of the periodic table?
  3. Economics

    Could you please check these thanks. Directions: Supply can decrease and increase depending upon several factors. Also you must put if that factor increase/decreases amount of supply, if the supply curves to the left/right, and if …
  4. Economics

    In the short run, if the Reserve bank decreases interest rates, then consumption and investment_____, planned aggregate expenditure _____ are short-run equilibrium output_____. A: increase, increases, increases B: increase, increases, …
  5. chemistry

    please help!!! im confused... can you explain to me how period and group trends in atomic radii are related to electron configuration?
  6. Chemistry

    Which of the following elements (C, B, Be, Li for both parts of the question) will have the greatest increase in ionization energy between the removal of the first and second electrons?
  7. Chem

    Consider the exothermic reaction CoCl42-(aq) + 6 H2O(l) --> Co(H2O)62+(aq) + 4 Cl -(aq). Will the equilibrium concentration of CoCl42- increase or decrease when the following changes occur?
  8. chemistry

    For the elements in row 2 of the PT discover the relationship between ionization and the family number of the element Element. Family. Ionization Ener Lithium. 1 13.6 beryllium. 2. 9.3 boron. 13. 8.3 carbon. 1 4. 11.27 nitrogen. 15 …
  9. Chemistry

    1) How does the atomic radius change from left to right across a period in the periodic table?
  10. Science

    The periodic table is arranged according to several trends. Which of the following is true as you move from left to right along the periodic table: A the element's atomic mass decreases and the atomic number increases B the element's …

More Similar Questions