Electron Configuration

What electron configuration matches an oxygen atom?

• a. 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• b. 1s²2s²2p⁴

• c. 1s²2s²2p⁶

• d. 1s²2s²2p⁶3s²3p⁶4s²3d¹

Tags

NGSS.HS-PS1-1

The electron configuration of an atom is 1s²2s²2p⁶.  The number of electrons in the atom is _____.

• a. 3

• b. 6

• c. 8

• d. 10

Tags

NGSS.HS-PS1-1

Which electron configuration belongs to Chlorine (Cl)?

• a. 1s² 2s² 2p⁶ 3s² 3p⁵

• b. 1s² 2s² 2p⁶ 3s² 3p⁶

• c. 1s² 2s² 2p⁶ 3s² 3p⁷

• c. 1s² 2s² 2p⁶ 3s² 3p⁴

Tags

NGSS.HS-PS1-1

How many electrons can the d sublevel hold?

• a. 14

• b. 10

• c. 2

• d. 6

How many electrons can the s sublevel hold?

• a. 2

• b. 6

• c. 14

• d. 16

Tags

NGSS.HS-PS1-1

How many electrons can the f sublevel hold?

• a. 12

• b. 10

• c. 14

• d. 6

How many electrons can the p sublevel hold?

• a. 2

• b. 4

• c. 6

• d. 8

Tags

NGSS.HS-PS1-1

What atom matches this electron configuration?1s²2s²2p⁶3s^{2 ?}

• a. Al

• b. Mg

• c. Ne

• d. Na

Tags

NGSS.HS-PS1-1

Each row on the periodic table represents:

• a. an electron

• b. a sublevel

• c. an energy level

• d. an orbital

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What atom matches this electron configuration?1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• a. Zinc

• b. Copper

• c. Nickel

• d. Germanium

Tags

NGSS.HS-PS1-1