Electron configuration practice assignment

Which of the following will have similar properties to 1s² 2s² 2p⁶ 3s² 3p²?

• carbon

• calcium

• chlorine

• cesium

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What is the electron configuration for potassium?

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s¹

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²

• 1s² 2s¹ 2p⁶ 3s² 3p⁵ 4s¹

• 1s² 2s² 2p⁶ 3s¹

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NGSS.HS-PS1-1

What electron configuration matches an oxygen atom?

• 1s²2s²2p⁶3s2, 3p⁶4s²3d¹⁰4p⁵

• 1s²2s²2p⁴

• 1s²2s²2p⁶

• 1s²2s²2p⁶3s²3p⁶4s²3d¹

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NGSS.HS-PS1-1

Identify the Electron Configuration for Aluminum (Al)

• 1s² 2s² 2p⁶ 3s² 3p¹

• 1s² 2s² 2p⁶ 3s² 3p³

• 1s² 2s² 2p⁶ 3s² 4p¹

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NGSS.HS-PS1-1

What is the position of an element in the periodic table if its electron configuration is 1s² 2s² 2p⁶ 3s² 3p⁵?

• Group 1A

• Group 2A

• Group 5A

• Group 7A

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

• 3
• 6
• 8
• 10

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What do you start electron configuration with?

• 1s²
• 1d¹⁰
• 1f¹⁴
• 1p⁶

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NGSS.HS-PS1-1

Match the parts of the electron configuration to what it represents.

• period

• 1

• block

• 2

• element

• s

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NGSS.HS-PS1-1

Finish the electron configuration for chlorine:

1s² 2s² ___ 3s² 3p⁶

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NGSS.HS-PS1-1

Match the group to the configuration that it ends with.

• noble gases

• s¹

• halogens

• p⁶

• alkali metals

• p⁵

• alkaline earth metals

• s²

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