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Which of the following metal reacts with...

Which of the following metal reacts with cold `H_(2)O` with the evolution of `H_(2)` gas?

A

`Ca`

B

`Al`

C

`Zn`

D

`Cu`

Text Solution

Verified by Experts

The correct Answer is:
A
`Ca+2H_(2)OrarrCa(OH)_(2)+H_(2)`
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CENGAGE CHEMISTRY-S-BLOCK GROUP 2 - ALKALINE EARTH METALS-Exercises Single Correct
  1. Epsom salt is

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  2. Which of the following alkaline earth metal oxide is most basic?

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  3. Which of the following metal reacts with cold H(2)O with the evolution...

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  4. Which of the following salt will give a green colour in fire works?

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  5. Which of the following does not contain the true peroxide ion?

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  6. The most abundant alkaline earth metal in the earth's crust is

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  7. The hydration enthalpy of Mg^(2+) is greater than

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  8. Which of the following alkaline earth metal carbonate is thermally lea...

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  9. The basic chartacter of the alkaline earth metal hydroxides is as foll...

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  10. Which of the following bicarbonate is insoluble in water?

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  11. Which of the following metal is the most difficult to extract from its...

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  12. The most probable reason that the alkaline earth metals give dipositiv...

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  13. The oxidation states of the most electronegative elements in the produ...

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  14. Anhydrous MgCl(2) is obatined by heating hydrate salt, MgCl(2).6H(2)O.

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  15. Which of the following is used as an antacid?

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  16. Typical elements is the name given to the elements of

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  17. Na(2)SO(4) is soluble in water whereas BaSO(4) is sparingly soluble be...

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  18. Mg burns in air to give

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  19. Which of the following is decomposed on heating?

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  20. Two metals (A) and (B) belong to the same group of the periodic table....

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