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Assertion (A):Air is compound substance....

Assertion (A):Air is compound substance.
Reason ( R): We can separate air into two or more components only by means of a chemical reaction.

A

A and R are true

B

A and R are false

C

A is true but R is false

D

A is false but R is true

Text Solution

Verified by Experts

The correct Answer is:
B
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VGS PUBLICATION-BRILLIANT-IS MATTER PURE-CONCEPTUAL UNDERSTANDING
  1. Steel is a ………………

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  2. Cold cream is………….

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  3. Assertion (A):Air is compound substance. Reason ( R): We can separat...

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  4. All the solutions are 'x' s. But not all 'x' s are solutions. Guess ...

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  5. IF the solution is diluted, can the path of light be visible?

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  7. Take concentrated solution of copper sulphate in a beaker. Drop a piec...

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  8. Copper cannot be separated from copper sulphate by physical methods. S...

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  9. The mixture of water and sugar is

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  10. In a solution of tincture Iodine , alcohol is

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  11. The technique used to separate the mixture of camphor and water is

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  12. Miscible liquids when the difference between their boiling points is l...

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  13. The scattering of beam of light when light passes through a colloidal ...

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  14. Dye present in an ink can be separated by…….

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  15. Urine is boiled down to discover phosphorous by………

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  16. Which of the following wil show "Tyndall effect"? How can you demostra...

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  17. A) kerosene+salt B) water +salt C) water+ sugar D) salt+ sugar In th...

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  19. Milk, butter,cheese,cream,gel,boot polish These are

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