Chemistry
Grade-6
Easy
Question
Lime water is used in the laboratory to
- Identify carbon monoxide gas
- Identify carbon dioxide gas
- Identify oxygen gas
- Identify nitrogen gas
Hint:
Lime water is a water solution of calcium hydroxide.
The correct answer is: Identify carbon dioxide gas
Lime water is used in the laboratory to Identify carbon dioxide gas.
When carbon dioxide is passed through lime water, it turns milky due to the formation of calcium carbonate.
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Which of the following statements is not correct?
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Read the following paragraph and answer the question from the following.
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The water droplets present on the outer sidewall of the picture below comes from
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According to Lavoisier, the inactive gas present in the air is
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For which of the following processes is air essential?
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The chemical formula of carbon dioxide is
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Which of the following is/are not the properties of air?
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