Chemistry
Write a balanced equation for each of the following :
(i) Red lead is warmed with concentrated hydrochloric acid.
(ii) Magnesium metal is treated with dilute hydrochloric acid.
Related Questions
Select the correct answer from A, B, C and D.
(i) Aqua regia is a mixture of :
A : Dilute hydrochloric and conc. nitric acid
B : Conc. hydrochloric and dilute nitric acid
C : One part of conc. hydrochloric acid and 3 parts of conc. nitric acid.
D : 3 parts of conc. hydrochloric acid and 1 part of conc. nitric acidName the gas evolved - The gas produced by the action of concentrated sulphuric acid on sodium chloride.
Correct the statement:
HCl acid is prepared in the lab. by passing hydrogen chloride directly through water.
Match each substance A to E listed below with the appropriate description given below :
[A] Sulphur
[B] Silver chloride
[C] Hydrogen chloride
[D] Copper [II] Sulphate
[E] Graphite.(i) A covalent compound which behaves like an ionic compound in aqueous solution.
(ii) A compound which is insoluble in cold water but soluble in excess of ammonia solution.