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Which of the following statements are co...

Which of the following statements are correct about ionic hydrides ?
(i) Crystalline, non-volatile, non-conducting in solid state
(ii) Their melts conduct electricity
(iii) Hydrogen is liberated at anode when their melt is electrolysed
(iv) LiH is less reactive at moderate temperature

A

i, iii

B

ii, iv

C

i, iii, iv

D

i, ii, iii, iv

Text Solution

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The correct Answer is:
D
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NARAYNA-HYDROGEN & ITS COMPOUNDS-CONCEPTUAL QUESTIONS
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  12. The permanent hardness of water is due to the presence of

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