Question

When you add a few drops of acetic acid to a test-tube containing sodium bicarbonate powder, which one of the following is your observation ? (A) No reaction takes place (B) A colourless gas with pungent smell is released with brisk effervescence (C) A brown coloured gas is released with brisk effervescence (D) Formation of bubbles of a colourless and odourless gas

Answer 1

I think (b) is correct....I am not sure...