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(a) The aquatic animals live more in col...

(a) The aquatic animals live more in cold regionn why?
(b) How to identify saturated annd unsaturated compounds?

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How to identify saturated and unsaturated compounds ?

The aquatic animals live more in cold region Why ?

Assertion : Aquatic animals live more in cold regions . Reason . Solubility of gases in liquids decrease with increase in temperature .

SURA PUBLICATION-SELF-EVALUATION 7 MARKS-ANSWER ALL THE QUESTIONS (CHEMISTRY)
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  3. (a) The aquatic animals live more in cold regionn why? (b) How to id...

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  4. Give a test to identify the presence of alcohol .

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  5. How will you determine the atomicity of gases using Avogadro's hypothe...

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  6. Explain the mechanism of cleansing action of soaps and detergents.

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  8. (a) Wriite any three uses of copper. (b) Ionisation energy decreases...

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  9. Explain smelting process.

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  10. (a) How do detergents cause water pollution? Suggest remedial measures...

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  11. In what way hygroscopic substances differ from deliquescent dub...

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  12. Calculate the gram molecular mass of the following (i) CH(4) (ii) CO...

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  13. A hot saturated solution of copper sulphate forms crystals as it ...

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  14. (a) Explain Bassermerisation. (b) What s molar volume of a gas?

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  15. How will you classify hydrocabons?

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  16. Explain the factors influcencing the rate of a reaction

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  19. Explain the classification based on the direction of the reaction.

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