Ques 2: A solution reacts with crushed egg-shells to give a gas that turns lime-water milky. The solution contains (a) Na Cl (b) HCl (c) L i Cl (d) K Cl

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Ques 2: A solution reacts with crushed egg-shells to give a gas that turns lime-water milky. The solution contains  

(a) Na Cl 

(b) HCl 

(c) L i Cl

(d) K Cl


Ans 2: (b) The solution contains HCl. Egg shells contains Calcium carbonate. When C a CO 3 reacts with H Cl it releases CO 2 which turns lime water milky. 


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