Sodium hydrogen carbonate when added to acetic acid evolves a gas. Which of the following statements are true about the gas evolved?
i. It turns lime water milky
ii. It extinguishes a burning splinter
iii. It dissolves in a solution of sodium hydroxide
iv. It has a pungent odour
i. It turns lime water milky
ii. It extinguishes a burning splinter
iii. It dissolves in a solution of sodium hydroxide
iv. It has a pungent odour