Electron Configurations

Label what each part means in an electron configuration.

b

c

d

principle energy level (n)

period

sublevel

number of electrons

Label the "blocks" of the periodic table.

a

b

c

d

p block

d block

s block

f block

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NGSS.HS-PS1-1

What rule is broken?

• Hund's Rule
• Aufbau Principle

• Pauli Exclusion Principle

• Octet rule

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NGSS.HS-PS1-1

What element is represented by the following electron configuration? Write the element symbol.

1s²2s²2p⁶3s²

(a)  

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NGSS.HS-PS1-1

What element is represented by the following electron configuration? Write the element symbol.

[Ar]4s²3d⁶

(a)  

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NGSS.HS-PS1-1

What rule is being violated in the following orbital notation?

• Hund's Rule

• Aufbau Principle

• Pauli Exclusion Principle

• ground state

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NGSS.HS-PS1-1

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

• 3
• 6
• 8
• 10

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NGSS.HS-PS1-1

Each row on the periodic table represents:

• an energy level

• a sublevel

• an electron

• an orbital

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NGSS.HS-PS1-1

What atom matches this electron configuration?
1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc
• Copper
• Nickel
• Germanium

Tags

NGSS.HS-PS1-1

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