An unknown gas x is said to be colourless, odourless, soluble in water and has a sharp refreshing taste
I. what is the name of the gas x
II. if the gas x is bubbled through lime water what observation can be seen
III. on continuous bubbling of the gas x through lime water the colour of solution disappears leaving a clear solution, give one chemical reason for the colour disappearance. and
IV. write a balanced chemical equation for gas x and lime water [(cacoh)2].