Electron Configuration

[Ne]3s¹ is the noble gas configuration for which element?

• sodium
• lithium
• fluorine
• aluminum

[Ne]3s²3p⁵ is the noble gas configuration for which element?

• chlorine
• fluorine
• sulfur
• aluminum

[He]2s²2p⁴ is the noble gas configuration for which element?

• oxygen
• sulfur
• phosphorus
• fluorine

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Which particle has a positive charge?

• electron
• orbital
• proton
• neutron

The atomic number of Titanium (Ti) is

• 22

• 23

• 20

• 24

The atomic number of Hydrogen (H) is

• 1

• 2

• 3

• 4

The atomic number of Lithium (Li) is

• 3

• 4

• 5

• 6

The atomic number of Nitrogen (N) is

• 7

• 6

• 8

• 9

The atomic number of Cobalt (Co) is

• 27

• 26

• 25

• 24