JEE PYQ: Hydrogen Question 21
Question 21 - 2019 (09 Apr Shift 1)
The number of water molecules(s) not coordinated to copper ion directly in $\text{CuSO}_4 \cdot 5\text{H}_2\text{O}$, is:
(a) 2 (b) 3 (c) 1 (d) 4
Show Answer
Answer: (c)
Solution
In $\text{CuSO}_4 \cdot 5\text{H}_2\text{O}$, four $\text{H}_2\text{O}$ molecules are directly coordinated to the central metal ion while one $\text{H}_2\text{O}$ molecule is hydrogen bonded.