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प्रश्न
Give reason for the following:
Solid carbon dioxide is used for refrigeration of food.
उत्तर
Solid carbon dioxide serves as a coolant and refrigeration for preserving food articles.
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संबंधित प्रश्न
Write the balanced chemical equation for the above reaction.
Fill in the blank
....................... is formed when carbon is burnt in a limited supply of air or oxygen.
How is carbon monoxide gas formed?
Give two uses of carbon monoxide.
Why is carbon monoxide called silent killer ?
FILL IN THE BLANK
Carbon when heated in limited supply of air forms..................
‘When carbon dioxide is bubbled into lime water, the lime water turns milky and when bubbled in excess the milkiness disappears’. Give balanced equations to support the statement.
Give reason why carbon monoxide is considered a highly poisonous gas. State why it is dangerous to be in the vicinity of smokers.
Select the appropeiate option of the following statement:
A compound which finds use for a victim of carbon monoxide poisoning.
Give a balanced equation for the following conversion: [In one or two steps]
Lime water [soln. of calcium hydroxide] to calcium bicarbonate.
