Chemistry, asked by shikha9173, 7 months ago

Which of the following ions has the least valency? * a. Ammonium b. Barium c. Aluminium d. Calcium

Answers

Answered by Nidhi0000

2

Answer:

hy

Explanation:

Ammonium = NH4+ = +1

Barium = +2

Aluminium = +3

Calcium = +2

Ammonium is the answer

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