Electron Configurations

How many valence electrons does Chlorine have?

• 1
• 5
• 7
• 8

Tags

NGSS.MS-PS1-1

How many valence electrons does Carbon have?

• 4
• 2
• 3
• 5

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the first thing for electron configurations?

• 1s
• 2s
• 2p
• 1p

What comes after 4s

• 5s
• 4p
• 4d
• 3d

Tags

NGSS.HS-PS1-1

What is the electron configuration for copper?

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²3d⁸
• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²3d⁷
• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²3d⁶
• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²3d⁹

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the noble gas notation for Arsenic?

• [Ar]4s²3d¹⁰4p³
• [Kr]4s²3d¹⁰4p³
• [Ar]5s²4d¹⁰5p³
• [Kr]5s²4d¹⁰5p³

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many protons does Carbon - 14 have?

• 6
• 8
• 7
• 14

How many neutrons does Iron - 56 have?

• 56
• 26
• 29
• 30

What is the mass number of Bromine with 44 neutrons?

• 44
• 35
• 79
• 79.904

This orbital diagram represents:  

• C
• B
• N
• O

Tags

NGSS.HS-PS1-1