1. Tardigrade
  2. Question
  3. Chemistry
  4. Following are some precipitates obtained during qualitative analysis of inorganic salts. Calcium oxalate, lead sulphide, lead iodide, lead sulphate, barium carbonate, barium chromate, ferric hydroxide, zinc hydroxide, cobalt sulphide How many of the above are coloured precipitates?

Q. Following are some precipitates obtained during qualitative analysis of inorganic salts.
Calcium oxalate, lead sulphide, lead iodide, lead sulphate, barium carbonate, barium chromate, ferric hydroxide, zinc hydroxide, cobalt sulphide
How many of the above are coloured precipitates?

 598  159 NTA AbhyasNTA Abhyas 2022 Report Error

Answer: 5

Solution:


Precipitate Colour
Calcium oxalate White
Lead sulphide Black
Lead iodide Yellow
Lead sulphate White
Barium carbonate White
Barium chromate Yellow
Ferric hydroxide Brown
Zinc hydroxide White
Cobalt sulphide Black