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Which of the following metals will react...

Which of the following metals will react with NaOH and KOH to liberate hydrogen gas?

A

`Zn`

B

`Sn`

C

`Al`

D

`Mg`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Amphoteric metals react will boiling alkali, `NaOH`
to liberate `H_(2)` gas
`{:(Zn+2NaOHtoNa_(2)ZnO_(2)+H_(2)),(Sn+2NaOH+H_(2)OtoNa_(2)SnO_(3)+2H_(2)),(2Al+2NaOH+2H_(2)Oto2NaAlO_(2)+3H_(2)):}`
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CENGAGE CHEMISTRY ENGLISH-HYDROGEN, WATER AND HYDROGEN PEROXIDE-Exercises Multiple Correct
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  2. In which of the following properties hydrogen does not show similarity...

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  3. In the reaction of sodium hydride and water:

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  5. What is true about saline hydrides?

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  6. Among the hydrides given below which are reasonable good acids?

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  7. Which is false about ice?

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  8. Which of the following statements about the following reaction is//are...

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  10. x g of H2O2 requires 100mL of M//5 KMnO4 in a titration in a solution ...

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  14. The reagent(s) used for softening the temporary hardness of water is (...

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  15. In which of the following hydrides, hydrogen exists in negative oxidat...

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

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  17. The oxide that gives H(2)O(2) on treatment with dilute H(2)SO(4) is

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  19. Which of the following metals will react with NaOH and KOH to liberate...

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