Question

(10)
Q.3 Identify the chemical name of the following compounds:
i. Add taste to food
Ans:
It is use in pickling of vegetables and it is a major component of vinegar.
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It is called as milk of lime and it is white in colour.
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iv.
It is used to make casts to heal broken bone.
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V.
It is used in manufacturing of glass.
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vi.
This is a gas used by plants during day time.
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vii.
It is transparent deep blue crystal.
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viii.
It is a greenhouse gas.
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ix.
This is used for washing purpose.
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Molecule of this compound contain carbon and oxygen in equal number and
also it has hydrogen atom.
Ans:
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Answer 1

Answer:

6.carbon dioxide

Explanation:

hope it helps you

Answer 2

1) Salt (NaCl).

2) Acetic acid or Ethanoic acid (CH3COOH).

3) Calcium Hydroxide [Ca(OH)2].

4) Plaster Of Paris (CaSO4. ½ H2O - Calcium Sulphate Hemihydrate).

5) Washing Soda (Na2CO3. 10H2O).

6) Carbon dioxide (CO2).

7) Blue vitriol (CuSO4. 5H2O).

8) Carbon dioxide gas (CO2).

9) Recrystallization of Sodium Carbonate (Washing Soda = Na2CO3. 10H2O).

10) Glucose or Fructose with the Molecular formula C6H12O6. You can observe molecule of this compound contain carbon and oxygen in equal number and also it has hydrogen atom.