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The dihedral angle in gaseous H(2)O(2) i...

The dihedral angle in gaseous `H_(2)O_(2)` is

A

`90.2^(@)`

B

`111.5^(@)`

C

`101.9^(@)`

D

`94.8^(@)`

Text Solution

Verified by Experts

The correct Answer is:
D
The molecular dimensions of `H_(2)O_(2)` in the gaseous phase is shown in the following figure.

Thus, the bond H-O-O in `H_(2)O_(2)` in gaseous phase is `94.8^(@)`
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(I). H_(2)O_(2) is non- linear compound (II) In H_(2)O_(2) , the hydroxyl group are not in same plane (III) The dihedral angle in H_(2)O_(2) in its vapour phase is 90^(@) (IV) H_(2)O_(2) is planer molecule. then the correct statement (s) is/are:

The dihedral angle of H_(2)O_(2) in solid phase is

Choose total number of correct statements about H_(2)O_(2) : (a) in the pure state, H_(2)O_(2) is almost colourless (very pale blue) (b) hydrogen peroxide has non-planar structure in both gas phase and solid phase (c) 2-ethylanthraquinol react with water to give H_(2)O_(2) (d) H_(2)O_(2) is used in pollution control (e) dihedral angle of H_(2)O_(2) is larder in gas phase compared to that in solid phase

Given below are two statements : One is labelled as Assertion A and other is labelled as Reason R. Assertion A : The dihedral angles in H_2 O_2 in gaseous phase is 90.2^@ and in solid phase is 111.5^@ . Reason R : The change in dihedral angle in solid and gaseous phase is due to the difference in the intermolecular forces. Choose the most appropriate answer from the options given below for A and R.

What is the dihedral angle between two H atoms of H_(2)O_(2) ?

The O-O-H bond angle in H_(2)O_(2) is ? a) 106^(@) b) 109^(@)28' c) 120^(@) d) 101.9^(@)

The H - O - O bond angle in H_(2)O_(2) (g) is

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