1 Which gas is primarily responsible for acid rain formation? A Carbon dioxide B Nitrogen C Sulphur dioxide D Methane
2 Acid rain mainly damages: A Plastic materials B Forests and buildings C Glass objects D Metals only
5 Which oxide is formed when magnesium burns in oxygen? A Magnesium carbonate B Magnesium hydroxide C Magnesium oxide D Magnesium sulphate
9 Which oxide shows amphoteric behavior? A Zinc oxide B Carbon monoxide C Sulphur dioxide D Sodium oxide