NF2F - Electronic Configuration

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Tags

NGSS.HS-PS1-1

Which electronic configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• 1s²2s²2p⁴

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s²3p⁶4s²3d¹

An orbital can at most hold how many electrons?

• 1 electron
• 2 electrons
• 3 electrons
• 4 electrons

The electronic configuration of an atom is 1s²2s²2p⁶. The number of valence electrons in the atom is

• 3

• 6

• 8

• 10

What is the electronic configuration for this atom?

• 1s²2s²2p⁶

• 1s²2s²2p⁵

• 1s²2s²2p³

• 2s²2p³

How many electrons can the third shell have?

• Two

• Eight

• Five

• Three

Tags

NGSS.MS-PS1-1

Which one of the following is the electronic configuration of the bromine atom?

• 1s²2s²2p⁶3s²3p⁶3d¹⁰4s¹4p⁶

• 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁷

• 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁵

• 1s²2s²2p⁶3s²3p⁶3d¹⁰4s²4p⁶

Tags

NGSS.HS-PS1-1

The vanadium atom (atomic number 23) in its ground state has the electronic configuration:

• 1s² 2s² 2p⁶ 3s² 3p⁶ 3d³ 4s²

• 1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s³

• 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹ 4s² 4p²

• 1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s² 4p¹

Tags

NGSS.HS-PS1-1

Which one of the following does not represent the electronic configuration of an atom in its ground state?

• 1s² 2s² 2p³

• 1s² 2s² 2p⁴

• 1s² 2s² 2p⁶ 3s¹

• 1s² 2s² 2p⁶ 3d¹

Tags

NGSS.HS-PS1-1

The number of electrons in the 3d orbital of the atom of atomic number 27 is

• 5

• 6

• 7

• 10

Tags

NGSS.HS-PS1-1