Who discovered Inert gases ?
William Ramsay
CH 1 INTRODUCTION TO CHEMISTRY
What helps to increase the production of food.
Fertilizers
Give two examples of Chemical war weapons ?
TNT and RDX
Give two examples of Building materials ?
Cement and Steel
Give two examples of Medicines ?
Penicillin and Painkillers
Give two examples of Fungicides ?
Sulphur and Bordeaux mixture
Give two examples of Fuel ?
L.P.G. and Petrol
Give two examples of Food preservatives ?
Sugar and Common salt