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Which gas is evolved when carbonates and...

Which gas is evolved when carbonates and bicarbonats are heated?

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carbon dioxide
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V PUBLICATION-THE WORLD OF CARBON-QUESTION BANK
  1. The element carbon included in which group.

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  2. Which carbon form is used to make pencil lead

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  3. Which gas is evolved when carbonates and bicarbonats are heated?

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  4. Which bicarbonate is used in fire extinguishers?

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  5. The gas which turns lime water milky is….......

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  6. …........ Is known as soda water.

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  7. When CO2 is soluble in water …..............acid is obtained.

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  8. Two pure forms of carbon are …............... And …......................

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  9. …...............is the element discovered first in the pure form and a...

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  10. The valency of carbon in very compound is …............

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  11. Carbon atoms have the unique capacity to bond together forming long ch...

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  12. The increase in the atmospheric temperature is due to the increase of ...

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  13. The average temperature of the earth and its atmosphere, increases due...

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  14. Find the relation and fill up suitably: Diamond: Making ornaments ...

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  15. From the following choose the statements suitable for carbon dioxide. ...

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  16. Complete the table:

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  17. Two use of graphite are given below. Which property of graphite is use...

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  18. a) Write the names of two allotropic forms of carbons. b) Write one ...

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  19. A boy is removing dirt from electric plug using a pencil sharpened a...

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  20. Fill in the blanks by identifying the correct relationship. a) Carbo...

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