Electron configuration practice

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

What atom matches this electron configuration?
1s²2s²2p⁶3s²

• Neon
• Magnesium
• Aluminum
• Potassium

What electron configuration matches an oxygen atom?

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

How many electrons does Si contain? (click to see image)

• 14
• 28
• 2
• 4

What do you start all electron configurations with?

• 1s²

• 1d¹⁰

• 1f¹⁴

• 1p⁶

Which electron configuration belongs to Chlorine (Cl)?

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

The 4 orbitals are

• s, p, d, f

• a, b, c, d

• 2, 4, 6, 8

How many electrons can the d sublevel hold?

• 8
• 10
• 2
• 4

What is the electron configuration for Beryllium?

• 1s2 2s2

• 1s2 2s1 2p1

• 1s2 2p2

• 1s2 1p2

Which element has the following electron configuration?

1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s1

• Krypton

• Rubidium

• Yttrium

• Potassium