Chemistry, 03.08.2021 23:10 billybob8514
When aqueous NH3, is first added to a solution containing Ni2 , a precipitate forms, but when an excess of aqueous NH3 is added, the precipitate dissolves. Which of the following best explains why the precipitate dissolves?
a. Ni2+ forms hydrogen bonds with NH3
b. Ni2+ forms a complex ion with NH3
c. Ni2+ acts as a Bronsted-Lowry base.
d. Ni2+ is oxidized to Ni3+
e. Ni2+ is reduced to Ni+
Answers: 2
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When aqueous NH3, is first added to a solution containing Ni2 , a precipitate forms, but when an exc...
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