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प्रश्न
Name the following.
Gases that are harmful to the ozone layer
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उत्तर
Carbon tetrachloride
संबंधित प्रश्न
What is wind?
Write the chemical name of Lime water
Mention five causes of air pollution.
Tick (√) the correct alternative from the choice given for the following statement.
The gases which cause acid rain are
Tick (√) the correct alternative from the choice given for the following statement.
Fuels which do not leave any residue on burning are
Describe a simple experiment with the help of a diagram to show that Air exerts pressure
Explain Lavoisier’s experiment which provided evidence to the discovery of components in air.
Fill in the blank:
A candle burns in a jar of oxygen, but gets extinguished in ______
Cool and soothing wind: Breeze.
uproot trees wind: ______.
Paheli kept some water in a beaker for heating. She observed that tiny bubbles appeared before the water started to boil. She boiled the water for about 5 minutes and filled it in a bottle up to the brim and kept the bottle air tight till it cooled down to room temperature.
Do you think tiny bubbles will appear on heating the water taken out from the bottle? Justify your answer.
