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A water sample has ppm level concentrati...

A water sample has ppm level concentration of following anions
`F^(-)=10 , SO_(4)^(2-)=100 , NO_(3)^(-) =50`
the anion/anions that make/makes the water sample unsuitable for drinking is/are

A

Both `SO_4^(2-)` and `NO_3^(-)`

B

Only `F^-`

C

Only `SO_4^(2-)`

D

Only `NO_3^-`

Text Solution

Verified by Experts

The correct Answer is:
B
Acceptable level
`F^-` upto 1 PPM
`NO_3^-` upto 50 PPM
`SO_4^(2-)` upto 500 PPM
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