Electron Configuration, Lewis dot structures
Quiz by Ranaz Omar
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- Q1Which noble gas has the electron configuration [He]2s22p6?NeonXenonKryptonArgon30s
- Q2What is the electron configuration of copper?3d^10 4s^23d^9 4s^23d^10 4s^13d^8 4s^230s
- Q3What is the electron configuration of cobalt?1s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^101s^2 2s^2 2p^6 3s^2 3p^6 4s^1 3d^91s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^71s^2 2s^2 2p^6 3s^2 3p^6 4s^2 3d^630s
- Q4
Which of the following orbitals are not valid?
2d
4s
3p
3s
30s - Q5
The principle quantum number indicates the __________________ of atomic orbitals.
value of the spin
size and energy
orientation
shape
30s - Q6
A d – sublevel can hold a maximum of__________ electrons, whereas an f – sublevel can hold a maximum of __________ electrons.
6 10
2 6
10 14
14 10
30s - Q7
The maximum number of electrons that can be found in the fifth energy level is ________.
50
10
25
5
30s - Q8
Which of the following is the correct Lewis structure for nitrogen?
30s - Q9
Which of the following is/are violated in the below orbital notation?
I. Hund’s Rule II. Aufbau Principle III. Pauli Exclusion principle
I and II only
III only
II only
I only
30s - Q10
The element that corresponds to the electron configuration 1s^2 2s^2 2p^6 3s^2 3p^6 3d^5 4s^1 is _________.
vanadium
Manganese
chromium
titanium
30s
