Chemistry
JAMB 1985
An aqueous solution of an inorganic salt gave white precipitate (i) soluble in excess aqueous NaOH (ii) insoluble in excess aqueous NH
3 (iii) with dilute HCl. The cation present in the inorganic salt is?
-
A.
Na4+
-
B.
Ca++
-
C.
Zn++
-
D.
Al+++
-
E.
Pb++
Correct Answer: Option E
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