3445501
Pregunta 1
Pregunta
Which element does this electron configuration depict?
1s2 2s2 2p6 3s2 3p6 4s2 3d7
Respuesta
-
Ca
-
Co
-
Fe
-
Cl
Pregunta 2
Pregunta
Which element does this electron configuration depict?
[Ar] 4s2 3d10 4p5
Respuesta
-
Br
-
Kr
-
I
-
Xe
Pregunta 3
Pregunta
Which element does this electron configuration depict?
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1
Respuesta
-
Br
-
Kr
-
Rb
-
Xe
Pregunta 4
Pregunta
Which element does this electron configuration depict?
[Rn] 7s2 5f6
Respuesta
-
Nd
-
Pu
-
Rb
-
Xe
Pregunta 5
Pregunta
Which is the correct full electron configuration for P (phosphorous).
Respuesta
-
1s2 2s2 2p3
-
1s2 2s2 2p6 3s2 3p3
-
1s2 2s2 2p8 3s2 3p3
-
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p3
Pregunta 6
Pregunta
What is the correct full electron configuration for Ag (silver)
Respuesta
-
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d10
-
1s2 2s2 2p6 3s2 3p6 4s1 3d10
-
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 4d12
-
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d9
Pregunta 7
Pregunta
Which is the correct short cut electron configuration for Au (gold)
Respuesta
-
[Kr] 5s2 4d10 5p6 6s2 4f14 5d9
-
[Xe] 6s2 4f14 5d9
-
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10
-
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f10 5d10
Pregunta 8
Pregunta
Which is the correct short cut electron configuration for Pb (lead)
Respuesta
-
[Xe] 6s2 6d10 6p2
-
[Rn] 6s2 4f14 5d10 6p2
-
[Xe] 6s2 4f14 5d10 6p2
-
1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p2
Pregunta 9
Pregunta
Which rule says electrons must occupy lowest energy level first?
Respuesta
-
Aufbau Rule
-
Hund's Rule
-
Pauli Exclusion Principle
Pregunta 10
Pregunta
Which rule says electrons must have opposite spin when two electrons occupy one orbital?
Respuesta
-
Aufbau Rule
-
Hund's Rule
-
Pauli Exclusion Principle
Pregunta 11
Pregunta
Electrons will pair up in an orbital after all orbitals in the same sublevel have one electron.
Respuesta
-
Aufbau Principle
-
Hund's Rule
-
Pauli Exclusion Principle
Pregunta 12
Pregunta
How many unfilled orbitals are in a chlorine atom?
Respuesta
-
1
-
2
-
3
-
4
Pregunta 13
Pregunta
How many electrons are in the highest occupied principle energy level of gold (Au).
Respuesta
-
2
-
8
-
10
-
14
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