Home
Class 11
CHEMISTRY
Which one of the following statements is...

Which one of the following statements is not true ?

A

Dissolved oxygen (DO) in cold water can reach a concentration up to 10 ppm.

B

Clean water would have a BOD value of 5 ppm.

C

Fluoride deficiency in drinking water is harmful . Soluble fluoride is often used to bring its concentration upto 1 ppm.

D

When the pH of rain water is higher than 6. It is called acid rain.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

In the electrochemical cell H_(2)(g) 1atm | 1H^(+)(lm) || Cu^(2+) (IM) |Cu(s) Which one of the following statements is true?

Consider the following system of equations in matrix form ({:(1),(2),(lambda):}) (1,2,lambda) ({:(x),(y),(z):})=0 Then which one of the following statements is true ?

One of the following statements is not true. It is