CameraIcon

SearchIcon

MyQuestionIcon

4

You visited us 4 times! Enjoying our articles? Unlock Full Access!

Oxyacids of Phosphorus

Which of the ...

Question

Which of the following statements is not true about $H_{3} P O_{2}$ ?

A

It is a tribasic acid

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

One mole of it is neutralised by

0.5 m o l e

of

C a (O H)_{2}

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

N a H_{2} P O_{2}

is not an acidic salt

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

It disproportionates to

H_{3} P O_{3}

and

P H_{3}

on heating

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A It is a tribasic acid
$H_{3} P O_{2}$ is a mono basic acid as it has only one replacable hydrogen.
It is not a tribasic acid.
Hence option A is correct.

Suggest Corrections

thumbs-up

0

Similar questions

Q. Equivalent weight of

H_{3} P O_{2}

when it disproportionates into

P H_{3}

H_{3} P O_{3}

Q. Assertion :Both

H_{3} P O_{3}

H_{3} P O_{4}

have the same number of hydrogen atoms but

H_{3} P O_{4}

is a tribasic acid and

H_{3} P O_{3}

is a dibasic acid Reason: 1 mole of

H_{3} P O_{3}

is neutralised by 2 moles of

N a O H

while 1 mole of

H_{3} P O_{4}

is neutralised by 3 moles of

N a O H

.

Q. Equivalent mass of

H_{3} P O_{2}

when it disproportionate into

P H_{3}

H_{3} P O_{3}

Q. Equivalent mass of

H_{3} P O_{2}

= 66

) when it disproportionates into

P H_{3}

H_{3} P O_{3}

Q. Equivalent weight of

H_{3} P O_{2}

when it disproportionates into

P H_{3}

H_{3} P O_{3}

M

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Oxyacids of Phosphorus

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Oxyacids of Phosphorus

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon