AnswersIA-Chemistry A Survey of Chemistry AWriting and Balancing Chemical Equations

Oxidation-Reduction Answers

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Select the number of electrons each atom must gain or lose to have a full valence level. Use the periodic table if you need help.A calcium atom (Ca) will

A
gain 2 electrons.
B
lose 2 electrons.
C
lose or gain 4 electrons.
2
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A fluorine atom (F) will

A
gain 1 electron.
B
lose 1 electron.
C
lose 7 electrons..
3

A lithium atom (Li) will

A
gain 1 electron.
B
lose 1 electron.
C
gain 7 electrons.
4

An argon atom (Ar) will

A
gain 8 electrons.
B
lose 8 electrons.
C
not form an ion.
5

An aluminum atom (Al) will

A
gain 3 electrons.
B
gain 5 electrons.
C
lose 3 electrons.
6

Question text not available

Answers:
Selection 1:lose 2 electrons.
Selection 2:gain 1 electron.
Selection 3:lose 1 electron.
Selection 4:not form an ion.
Selection 5:lose 3 electrons.

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