Electronic Configuration

The electronic configuration of ₁₇Cl is

• 2,8,8,1

• 2,8,6

• 2,8,8

• 2,8,7

Tags

NGSS.MS-PS1-1

Which of the following is the electronic Configuration of Sodium ₁₁Na

• 2,8

• 2,8,1

• 2,1,8

• 8,1,2

Which of the following is the correct arrangement of electrons in different shells for an element with atomic number 17 ?

• 2,8,7

• 8,8,1

• 2,8,1,6

• 2,8,2,5

Haw many maximum electrons can be present in the "M" shell of an atom?

• 2

• 8

• 18

• 32

Match the element to it's noble gas notation:

• [Kr] 5s²

• krypton

• [Ne] 3s² 3p²

• strontium

• [Kr]

• copper

• [Ar] 4s² 3d⁹

• silicon

Which element is depicted from this orbital diagram

• Fluorine

• Neon

• Chlorine

• Argon

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Match the following

(a)   states that electrons fill the lowest energy orbitals first

• Heisenberg Uncertainty Principle

• Aufbau Principle

• Hund's Rule

• Mrs. Vollers

An atom has atomic number 4 the number of electrons in its outermost orbit will be ?

• 2

• 6

• 4

• 1

How many energy shells/levels does this atom have?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS3-2

How many electrons can the first energy level hold?

• 1

• 2

• 8

• 0