What is the chemical name of ionic compound MgCl2?
The volumes of gases H2,CH4,CO2 and NH3 absorbed by 1 g of charcoal at 288 K are in the order:
Question 17 Give the chemical formulae for the following compounds and compute the ratio by mass of the combining elements in each one of them. (a) Ammonia
(b) Carbon monoxide
(c) Hydrogen chloride
(d) Aluminium fluoride
(e) Magnesium sulphide