State one relevant observation
Flame test is performed with calcium nitrate.

State one relevant observation for each of the following reactions : Flame test is performed with calcium nitrate.

How is a flame test performed ?

State one relevant observation Copper carbonate is decomposed on heating

State one relevant observation for the following: Anhydrous calcium chloride is exposed to air for some time

State one relevant observation for the reaction Sulphide ore is added to a tank containing oil and water, and then stirred or agitated with air.

State one relevant observation Water is added to anhydrous copper sulphate.

Flame test is not given by

State two relevant observations for each of the following: Lead nitrate crystals are heated in a hard glass test tube.

State one relevant observation for the following: Lead nitrate solution is mixed with dilute hydrochloric acid and heated.

State one relevant observation for the following : Lead nitrate solution is treated with sodium hydroxide solution drop wise till it is in excess