Home
Class 12
CHEMISTRY
The kind of valency that exists in CaH(2...

The kind of valency that exists in `CaH_(2)` and `C_(2)H_(2)` is

A

electrovalency in `CaH_2` and covalency in `C_2H_2`

B

electrovalency in both

C

covalency in `CaH_2` and electrovalency in `C_2H_2`

D

covalency in both

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Which is covalent in CaH_(2) , NaH BeH_(2) ?

Equal volumes of C_(2)H_(2) and H_(2) are combusted under identical conditons. The ratio of evolved in i.e. for C_(2)H_(2) and H_(2) is: H_(2)(g) + 1/2O_(2) (g) to H_(2)O(g), DeltaH=-241.8 kJ C_(2)H_(2)(g) + 21/2O_(2)(g) to 2CO_(2)(g) + H_(2)O(g), DeltaH = -1300 kJ

Indicate the nature of bonding in C Cl_(4) and CaH_(2)

The valency of C in CO_(3)^(2-) is

The valency of copper in CuSO_(4)*5H_(2)O is

Statement Oxidation state of H is +1 in CuH_(2) and -1 in CaH_(2) Explanation Ca is strong electropositve metal.

Carbon has a valency of 2 in CO and 4 in CO_(2) and CH_(4) . Its valency in acetylene (C_(2)H_2) is