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CGP EDU Academic Team
Published on: August 12, 2026
Three separate samples of a solution of a single salt gave these results. One formed a white precipitate with excess ammonia solution, one formed a white precipitate with dilute NaCl solution and one formed a black precipitate with H 2 S. The salt could be
Text Solution
Verified by ExpertsThe correct answer is:
B
Pb(NO 3 ) 2 + 2NH 4 OH — → Pb(OH) 2 ↓ (white) + 2NH 4 NO 3
Pb(NO 3 ) 2 + 2NaCl — → PbCl 2 ↓ (white) + 2NaNO 3
Pb(NO 3 ) 2 + H 2 S — → PbS ↓ (black) + 2NaNO 3
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