Chemistry
State one relevant observation - Barium chloride solution is slowly added to sodium sulphate solution.
Related Questions
Identify the substance underlined – Cation that does not form a precipitate with ammonium hydroxide but forms one with sodium hydroxide.
Identify the salts P and Q from the observations given below :
(i) On performing the flame test salt P produces a lilac coloured flame and it's solution gives a white precipitate with silver nitrate solution, which is soluble in ammonium hydroxide solution.
(ii) When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky. When NH4OH solution is added to the above mixture [after adding dilute HCl], it produces a white precipitate which is soluble in excess NH4OH solution.
Give a chemical test to distinguish between following pairs of chemicals :
(i) Lead nitrate solution and zinc nitrate solution.
(ii) Sodium chloride solution and sodium nitrate solution
State one observation for the following : Lead nitrate is heated strongly in a test tube.