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Electron Configuration
Page 2
Questions (425)
Given the following three electron configurations:
1s2 2s2 2p5 How many core electrons does this element have? A. 4 B. 5 C. 9 D.
4 answers
asked by
Megan
3,973 views
1) The letter "p" in the symbol 4p^3 indicates the ___.
A) spin of an electron B) orbital shape*** C) principal energy level D)
10 answers
asked by
Mary
7,792 views
In the predicted electron configuration of Molybdenum (Mo), how many electrons are in the 4d subshell?
2. How many electrons are
3 answers
asked by
please someone help
2,609 views
Which element's 4+ ion would have the following electron configuration?
[Kr]4d^10
4 answers
asked by
Rucha
3,871 views
Electron configuration for phosphorus is 1s2 2s2 2p6 3s2 3p3. So the number of electron must be 15 , right ? But , what if m = 1
4 answers
asked by
Lily
5,206 views
1) the element Q has the electronic configuration 1S2, 2S2, 2p6, 3s2, 3p6, 4s2 3d10, 4p1. Write the atomic #. Q exist as 69Q and
3 answers
asked by
Kenny
1,488 views
Which statement concerning the electrons surrounding the nucleus of an atom is NOT correct?
a) When 2 electrons pair together,
3 answers
asked by
Peter
1,719 views
How many electrons are in the outermost principal energy level of an atom of nitrogen in the ground state?
4 answers
asked by
Sabrina
1,439 views
in the ground state electron configuration of Fe3+, how many unpaired electrons are present? I thought it was 1, but im getting
4 answers
asked by
natash
6,517 views
What is the element with an electron configuration of 1s22s22p63s23p64s23d7?
3 answers
asked by
Joker
2,152 views
A neutral atom of an element has 2 electrons with n=1, 8 electrons with n=2, and 5 electrons with n=3. Write its electron
3 answers
asked by
Taylor Beach
2,032 views
answer the following questions assuming that m (subscript s) could have three values rather than two and the rules for n, l and
4 answers
asked by
mel
851 views
How do I tell how many electrons are in an element?
6 answers
asked by
mark
2,461 views
Answer the questions below for an element that has the electron configuration 1s2 2s2 2p6 3s2 3p3.
A. What is the symbol for this
4 answers
asked by
Joe
1,252 views
What is the electron configuration called that has 18 electrons in the outer energy level and all of the orbitals filled?
Noble
4 answers
asked by
Bryan
3,246 views
6p2 is the last one of the electron configuration. I think the element is Pb. How do I know the charge of the element?
3 answers
asked by
Morgan
2,028 views
Which of the following electron configurations represent an excited state?
1s22s22p1 1s22s22p63s2 1s1 1s22s12p63s1 1s12s22p63p3
3 answers
asked by
Megan
1,788 views
Can someone explain why the ratio of magnesium ions to chloride ions in MgCl2 is 1 :2
Mg is in group IIA and has two electrons in
4 answers
asked by
Brian
1,072 views
How many electrons are in p orbitals in an atom of oxygen?
I answered 8 and 6 but it's wrong. Can anyone pls help.
3 answers
asked by
Mat
1,897 views
A triply ionized beryllium atom (Be3+) has only one electron in orbit about the nucleus. What is the radius of the ion when it
6 answers
asked by
DCM
1,503 views
Can you explain the electron configuration for the transition metal ions?
4 answers
asked by
john
1,351 views
A metallic ion Z2+ with an inert gas structure contains 18 electrons. How proton are contained in this ion?
3 answers
asked by
Rachael
89 views
True or false: The octet rule states that elements gain or lose electrons to attain an electron configuration of the nearest
3 answers
asked by
Anonymous
1,898 views
The noble has configuration for Ta is [Xe] 6s2 4f14 5d3
does the order in which i arrange the principle energy levels matter when
2 answers
asked by
tom
1,243 views
Determine the number of bonding electrons and the number of nonbonding electrons in the structure of SeCl2 and SiO2.
4 answers
asked by
LO
2,217 views
Give the number of unpaired electrons present in a ground-state atom of Tl.
I got 5, which isn't right. ndicate which species in
3 answers
asked by
Anonymous
2,174 views
How many electrons are in the highest occupied energy level of these atoms?
Na(sodium) Al (aluminum) F(fluorine) C(carbon)
3 answers
asked by
james
1,388 views
Consider the following electron configuration.
(σ3s)2 (σ3s*)2 (σ3p)2 (π3p)4 (π3p*)4 Select four species that, in theory,
3 answers
asked by
Tracey
1,417 views
Using NOBLE GAS notation write the electron configuration for the chlorine atom.
2 answers
asked by
YOYO
1,137 views
Why do elements that are in the same group of the periodic table share similar properties? Is the correct answer they all have
3 answers
asked anonymously
44 views
How many electrons are in the highest energy orbital of the element copper? There is 1 in the outermost shell but what about the
4 answers
asked by
Anonymous
1,519 views
Carbon is an essential atom in many organic molecules. Why is it so useful?
1. It has a half-full outer shell of electrons,
5 answers
asked by
mama bear
52 views
What signifiace of carbon having four valence electrons
A: the outermost shell is full making it stable B: the outermost shell
3 answers
asked anonymously
50 views
What makes atoms more stable?
having high chemical reactivity with water having 8 valence electrons forming bonds with noble
3 answers
asked anonymously
39 views
Which of the following is not a one-electron atom
A) H B) He+ C) Li2+ D) Be2+ E) O7+ I know that H, He+, Li2+ and Be3+ are. i
3 answers
asked by
lavonne
892 views
40. An element has the configuration [He]2s^2.
a. Which element is it?- Beryllium b. Is it metal or nonmetal?- metal c. How many
3 answers
asked by
mysterychicken
829 views
Which element has the following electron configuration:
[Xe] 6s^(2) 5d^(1) 4f^(1)
3 answers
asked by
Jimmy
1,623 views
The electron configuration for Europium?
I think it's 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f7 Is that right? I'm
5 answers
asked by
Katy
2,841 views
1s2 2p1 excited state or ground
3 answers
asked by
Anonymous
446 views
Give the maximum number of electrons in an atom that can have these quantum numbers.
1. n = 3, ℓ = 2, mℓ = -1, ms = 1/2 2. n
3 answers
asked by
maath
2,976 views
Element x has the highest first electron affinity in its period, the ground state electron configuration of its common is: [Kr]
4 answers
asked by
Kara
2,124 views
Calculate number of electrons present in 9.5g of PO4^3-
7 answers
asked by
vivek pathak
2,686 views
how many electrons are in the sodium sulphate?
3 answers
asked by
jailos
603 views
What is the number of unpaired electrons for the following compounds:
Cobalt (II) chloride Copper (II) chloride Iron (II)
3 answers
asked by
jessie
2,022 views
How many outer-shell d electrons are there in each of the following transition-metal ions?
Re(III) Sc(III) Ru(IV) Hg(II)
4 answers
asked by
Katie
4,509 views
How many electrons in an atom can have each of the following quantum number or sublevel designations?
1. n = 4, l = 3
4 answers
asked by
Chris
1,371 views
An element has an ion with +2 charge.It has 38 electrons and 51 neutrons. write the nuclear symbol for the element.
3 answers
asked by
lucas
628 views
whata the period block and group in which elements with the following electron configuration is located?
a) [Ne] 3s^23p^4 b) [Kr]
4 answers
asked by
jerry
1,501 views
What is the difference between the number of electrons in an atom of bromine,Br, and the number of electrons in an atom of
2 answers
asked by
Reed
641 views
The brilliant color of fireworks is produced by shells containing lithium carbonate (Li2CO3) that are
launched into the night sky
2 answers
asked by
Charles
1,097 views
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Parent Categories (27)
Atomic Structure
Atomic Structure and Bonding
Atomic Structure or Molecular Structure
Atomic structure/Periodic table
Atomic Theory
Atoms and Elements
Chemical Bonding
Chemical Bonds
Chemical elements
Chemical Properties
Chemical Reactions
Chemistry
Elements
elements and compounds
Elements and Electrons
Elements and Periodic Table
Inorganic Chemistry
Ionic Bonding
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Quantum Mechanics
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Transition Metals