1.

Which of the following ions forms highly soluble hydroxide in water [CPMT 1974, 76, 79, 82]

A. \[{{K}^{+}}\]
B. \[Z{{n}^{++}}\]
C. \[A{{l}^{+++}}\]
D. \[C{{a}^{++}}\]
Answer» B. \[Z{{n}^{++}}\]


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