Question: The ratio of the molar amounts of H₂S needed to precipitate the metal ions from 20mL each of 1 M Cd(NO₃)₂ and 0.5M CuSO₄ is [CPMT 1997]
(a) 1 : 1
(b) 2 : 1
(c) 1 : 2
(d) Indefinite
Correct Answer: (b) 2 : 1
![Question: The ratio of the molar amounts of H₂S needed to precipitate the metal ions from 20mL each of 1 M Cd(NO₃)₂ and 0.5M CuSO₄ is [CPMT 1997] (a) 1 : 1 (b) 2 : 1 (c) 1 : 2 (d) Indefinite](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiXj-iIasFNLZRW0Mf0N0S_2AiRaf5Nim6phXlFpF3h6ikUCoyrnalefezQQ22qE_9vIQjYJw5x_5xSTWmtQHw2P8Y4-HErFYzKzTo8y7BPfhsOlgh3INkZd2H0AyXFjxy0Ch1mUyn0lb0l5Q5MBXBVXE-UPkWSd2BPzSa26689luoJutzSZIITjx5F/s1920/The%20ratio%20of%20the%20molar%20amounts%20of%20H%E2%82%82S%20needed%20to%20precipitate%20the%20metal%20ions%20from%2020mL%20each%20of%201%20M%20Cd(NO%E2%82%83)%E2%82%82%20and%200.5M%20CuSO%E2%82%84%20is%20%5BCPMT%201997%5D.jpg "Question: The ratio of the molar amounts of H₂S needed to precipitate the metal ions from 20mL each of 1 M Cd(NO₃)₂ and 0.5M CuSO₄ is [CPMT 1997] (a) 1 : 1 (b) 2 : 1 (c) 1 : 2 (d) Indefinite")
The ratio of the molar amounts of H₂S needed to precipitate the metal ions from 20mL each of 1 M Cd(NO₃)₂ and 0.5M CuSO₄ is [CPMT 1997]