Atoms Review

What 2 subatomic particles are in the nucleus?

• protons & electrons
• electrons & neutrons
• protons & neutrons
• electrons & neutrinos

What is the overall charge of the nucleus?

• positive
• negative
• neutral

Which 2 subatomic particles have the same relative mass (in amu)?

• protons & neutrons

• protons & electrons

• electrons & neutrons

• none are equal

What subatomic particle identifies an atom?

• protons
• neutrons
• electrons
• neutrinos

What atom is this?

• lead
• nitrogen
• carbon
• sodium

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

Tags

NGSS.HS-PS1-1

What is the electron configuration for oxygen?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• 1s²2s²2p⁴

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s²3p⁶4s²3d¹

What is the shell structure for sodium?

• 2,8

• 2,8,2

• 2,8,1

• 11

What is the shell structure of calcium?

• 2,8,8,2

• 2,8,10

• 20

• 2,18,2

What is the shell structure of Aluminium?

• 2,8,3

• 2,11

• 2,8,8

• 2,8,2