A) \[N{{a}^{+}},SO_{4}^{2-}\]
B) \[NH_{4}^{+},CO_{3}^{2-}\]
C) \[N{{a}^{+}},{{S}^{2-}}\]
D) \[F{{e}^{3+}},PO_{4}^{3-}\]
Correct Answer: D
Solution :
\[F{{e}_{3}}{{(P{{O}_{4}})}_{2}}\] is insoluble in water.You need to login to perform this action.
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