Electron Configuration

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Tags

NGSS.HS-PS1-1

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p⁶3s²3p⁶4s²3d¹

Tags

NGSS.HS-PS1-1

What is this element?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which electron configuration belongs to Chlorine (Cl)?

• 1s² 2s² 2p⁶ 3s² 3p⁵
• 1s² 2s² 2p⁶ 3s² 3p⁶
• 1s² 2s² 2p⁶ 3s² 3p⁷

Tags

NGSS.HS-PS1-1

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹²

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d²

• 1s² 2s² 2p⁶ 3s² 3p⁶

Tags

NGSS.HS-PS1-1

• 1s²2s²2p⁶3s²3p⁶4s²
• 1s²2s²2p⁴
• 1s²2s²2p⁶
• 1s²2s²2p²

Tags

NGSS.HS-PS1-1

What is the maximum number of electrons that an S orbital can have?

• 1 electron

• 2 electrons

• 3 electrons

• 4 electrons

How many valence electrons are present in a neutral element that has 11 protons?

• 11

• 8

• 2
• 1

Tags

NGSS.HS-PS1-1

What is this element?

1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁶

• Argon

• Krypton

• Selenium

• Bromide

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2