o-hydroxybenzadehyde is a liquid at room temperature while p-hydroxybenzaldehyde is high melting solid because there is intramolecular H-bonding in o-hydroxybenzaldehyde (weak) while intermolecular H-bonding in p-isomer (strong).
if true enter 1. else enter 0.
1

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Solution

The correct option is A 1
True. Bonding in p-hydroxybenzaldehyde is shown.

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Q. o-Hydroxybenzaldehyde is a liquid at room temperature while p-hydroxybenzaldehyde is a high melting solid because of:

Q. Assertion (A):

H_{2} O

is liquid while

H_{2} S

is a gas at room temperature.
Reason (R):

H_{2} O

has intermolecular hydrogen bonding while H-bonds are absent in

H_{2} S

A:p- hydroxybenzaldehyde shows higher boiling point than o-hydroxy benzaldehyde

B: Maximum molecular weight of HF in vapour state is 120(atomic weight of H=1, F=19)

C.p-hydroxybenzaldehyde can be purified by steam distillation due to inter molecular hydrogen bonding
The correct statements are

Q. There are two beakers I and II with p-hydroxy bezaldehyde and o-hydroxybenzaldehyde respectively at a given temperature. The vapour pressure of II at the same temperature would be:

Q. Write the structure of

2

-hydroxybenzaldehyde.

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o-hydroxybenzadehyde is a liquid at room temperature while p-hydroxybenzaldehyde is high melting solid because there is intramolecular H-bonding in o-hydroxybenzaldehyde (weak) while intermolecular H-bonding in p-isomer (strong).if true enter 1. else enter 0.1

The correct option is A 1True. Bonding in p-hydroxybenzaldehyde is shown.

o-hydroxybenzadehyde is a liquid at room temperature while p-hydroxybenzaldehyde is high melting solid because there is intramolecular H-bonding in o-hydroxybenzaldehyde (weak) while intermolecular H-bonding in p-isomer (strong).
if true enter 1. else enter 0.
1

The correct option is A 1
True. Bonding in p-hydroxybenzaldehyde is shown.