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Match the following . {:("Oxide","Colo...

Match the following .
`{:("Oxide","Colour"),("1) MgO","a) White"),("2) PbO","b) Yellow"),("3) CuO","c) Black"),("4) CaO","d) Colourless"):}`

A

1 - a, 2 - b, 3 - c, 4 - d

B

1 - a, 2 - b, 3 - d, 4 - c

C

1 - d, 2 - c, 3 - b, 4 - a

D

1 - d, 2 - c, 3 - a, 4 - b

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The correct Answer is:
A
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VGS PUBLICATION-BRILLIANT-CHEMICAL REACTIONS AND EQUATIONS-OBJECTIVE TYPE QUESTIONS
  1. Which of the following is an Anti oxidant

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  2. Raising of dough with yeast depends on …………..of sugars to CO(2) and wa...

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  3. Match the following . {:("Oxide","Colour"),("1) MgO","a) White"),("2...

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  4. Assertion (A) : CaO+H(2)Orarr Ca(OH)(2) is a chemical change. Reason...

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  5. Assertion (A) : The number of atoms of each element before and after r...

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  6. Assertion (A) : All the chemical equations must be balanced. Reason ...

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  7. Assertion (A) : 2C(3)H(8)+10O(2)rarr 6CO(2)+8H(2)O is not a balanced e...

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  8. Assertion (A) : All the decomposition reactions are endothermic. Rea...

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  9. Assertion (A) : The element zinc has displaced hydrogen from hydrochlo...

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  10. Assertion (A) : Fe+CuSO(4)rarr FeSO(4)+Cu. Reason : (R) Copper is mo...

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  11. Assertion (A) : Oxiation take place in metals only. Assertion (B) : ...

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  12. Which one is not an oxidation process ?

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  13. Assertion (A) : Chips packets are filled with Vitamin 'C' and Vitamin ...

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  14. Match it. {:("a) Corrosion","1) Feal"),("b) Combustion","2) Food"),(...

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  15. Match it and select the correct option. {:("i) Copper","A) "Fe(2)O(3...

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  16. Select the correct option given below. a) Chemical combination is al...

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  17. The layer which gives shiny finish to the wall after whitewash

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  18. Product of a reaction is ………………………. rarr2Fe+Al(2)O(3), Choose the reac...

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  19. On heating lead nitrate brown fumes of …………………. Are liberated.

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  20. Heating of Pb(NO(3))(2) gives two gases 'X' and 'Y'. The colour of X a...

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