How many electrons are in the ion,Cu2+?
A) 27
B) 29
C) 31
D) 64
Correct Answer:
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Q102: What is the chemical formula for iron(III)sulfate?
A)Fe3S
B)Fe3SO4
C)Fe2S3
D)Fe2(SO4)3
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Q111: Which of the following is the correct
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Q117: Which one of the following compounds contains
Q118: What type of bonding is found in
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Q122: Gold is an example of:
A)a compound
B)an element
C)a
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Q213: Ammonia is an example of
A)a compound.
B)an element.
C)a
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