Advertisements
Advertisements
प्रश्न
Fill in the blanks :
Oxides of sulphur and nitrogen combine with rain water to form ___________ and _________ which cause ____________.
Advertisements
उत्तर
Oxides of sulphur and nitrogen combine with rain water to form sulphuric acid and nitric acid which cause acid rain.
APPEARS IN
संबंधित प्रश्न
State and explain two ways by which air gets polluted in nature.
What happens when Iron burns in oxygen ? Also give the balanced chemical equation for the reaction.
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
To prevent rusting, the underside of the ships is coated with __________________.
Write ‘True’ or ‘False’ in front of following statement.
The rust formed on the surface of iron easily crumbles.
What is rusting?
State four ways of preventing rusting.
Describe simple experiments to show the presence of -
carbon dioxide in air using a test tube with outlets containing lime water.
Describe simple experiments to show the presence of -
water vapour in air using a glass tumbler and ice.
Give the main experimental points only to demonstrate that candle-gains weight on burning.
Name the following:
The gas required for both combustion and rusting.
