Atomic Structure and Electrons Configurations Part 1

Atomic Structure and Electrons Configurations Part 1

by Andrew Baldwin

Multiple Choice

What type of mixture is this?

• homogenous mixture

• chemical

• heterogeneous mixture 

• solid mix

Multiple Choice

Co

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Multiple Choice

NaCl

• Element
• Compound
• Homogeneous Mixture
• Heterogeneous Mixture

Poll

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Fill in the Blanks

Multiple Choice

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

• 14

• 28

• 2

• 4

Multiple Choice

How many electrons can the first energy level hold?

• 1

• 2

• 8

• 0

Multiple Choice

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

• 3

• 6

• 8

• 10

Multiple Choice

What atom matches this electron configuration? 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰

• Zinc

• Copper

• Nickel

• Germanium

Multiple Choice

What atom matches this electron configuration? 1s²2s²2p⁶3s²

• Neon

• Magnesium

• Aluminum

• Potassium

Multiple Choice

Which electron configuration belongs to Chlorine (Cl)?

• 1s² 2s² 2p⁶ 3s² 3p⁵

• 1s² 2s² 2p⁶ 3s² 3p⁶

• 1s² 2s² 2p⁶ 3s² 3p⁷

Poll

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