DK014 S1T2B IMM

Electronic configuration of Neon

• 1s¹ 2s² 2p⁷

• 2s² 2p² 2p⁶

• 1s⁴ 2s⁴ 2p²

• 1s² 2s² 2p⁶

How many orbitals are present in the n = 3 main energy level?

• A. 12

• B. 3

• C. 9

• D. 7

What is incorrect about this orbital diagram?

• Both arrows in the filled 2p box should be pointing the same direction

• In the there should only be 1 arrow in the first 2p box and one in the 2nd 2p box

• There is nothing incorrect with this diagram

• All the arrows should be pointing the same direction.

Which is the correct orbital diagram (arrows in boxes) for a carbon atom?

• A

• B

• C

• D

Which rule is violated in the following orbital diagrams?

• Hund's Rule

• Pauli's Exclusion Principle

• Aufbau Principle

For l = 3, possible values of (m) are

• 7

• 6

• 5

• 4

When several orbital's of equal energy are available, the electron first fills singly before pairing in any orbital's, this statement was given by

• Hund’s Rule

• Pauli’s Excusive Principle

• Aufbau Principle

• None of these

Two electrons in an atom cannot have the same set of all the four quantum numbers, this statement was given by

• Hund’s Rule

• Pauli’s Excusive Principle

• Aufbau Principle

• None of these

Which of the following statements regarding electronic orbitals is/are correct?

• Each p-orbital can hold a maximum of six electrons.

• The 3p-orbitals have a higher energy level than the 3s-orbital.

• The three 3p-orbitals have slightly different energy levels.

• The 1s-orbital has the same size and shape as the 2s-orbital.

Choose which of the following is the correct electronic configuration of Cl

(z= 17)

• 1s² 2s² 2p⁶

• 1s² 2s² 2p⁶ 3s² 3p⁴

• 1s² 2s² 2p⁶ 3s² 3p⁵