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The element which is the most abundant i...

The element which is the most abundant in the earth crust is

A

O

B

S

C

Al

D

H

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Verified by Experts

The correct Answer is:
A
Oxygen is the most abundant element in the earth's crust. (above 45.5 wt %)
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AIIMS PREVIOUS YEAR PAPERS-AIIMS 2007-CHEMISTRY
  1. on mercuration and demercuration produces

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  2. The product obtained is//are

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  3. The element which is the most abundant in the earth crust is

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  4. Wavelength of red light is absorbed by the complex

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  5. In the change [Cu(H(2)O)(6)]^(2+)overset(HCl)rarr [CuCl(H(2)O)(5)]^(+)...

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  6. Benzoic acid is treated with lithium aluminium hydribve. The compound ...

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  7. Chain transfer reagent is:

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  8. Among the following components of cement which is present in highest a...

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  9. A catalyst

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  10. Which of the following does not contain a coordinate bond?

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  11. Which of the following species participate in sulphonation of benzene ...

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  12. Which of the following statement is true ?

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  13. Delta S("surr") for an exothermic reaction is

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  14. The vapour pressure of pure benzene at a certain temperature is 0.850 ...

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  15. Which of the following is optically inactive ?

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  16. Which statement is true for ferrocene ?

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  17. Assertion : Copper sulphate solution is not stored in zinc vessel. ...

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  18. Assertion : Benzene diazonium salt on boiling with water forms phenol....

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  19. Assertion : trans-butene on reaction with bromine forms recemic mixtur...

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  20. Assertion : Ozone is an allotrope of oxygen. Reason : Oxygen is blui...

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