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(d) Hydrogen
(a) Carbon dioxide
(a) I and II
(c) Immediately a brick effervescence occur
(b) more than 7
When did hcl reacts with zn metal the gas liberated is
(d) Hydrogen
(d) Hydrogen
See lessA colourless and odourless gas is liberated when hydrochloric acid is added to solution of sodium carbonate. the name of gas is_
(a) Carbon dioxide
(a) Carbon dioxide
See lessA student added Zn granules to dil HCl and made following observations: – (I) The surface of Zn become black (ii) A colourless gas evolved which burns with pop/sound (iii) The solution remains colurless
(a) I and II
(a) I and II
See lessDil HCl is added to sodium carbonate. It is observed that:-
(c) Immediately a brick effervescence occur
(c) Immediately a brick effervescence occur
See lessIf we add some sodium carbonate in distilled water, the pH of solution will bea-
(b) more than 7
(b) more than 7
See less