how to do heavy metal test for colour sample?

Question Posted / pom

how to do heavy metal test for colour sample?..

charcol added with sample after decolourised then do the as
usual procedure

Is This Answer Correct ?

1 Yes

0 No

More General Chemistry Interview Questions

Why white clothe are preferred to dark ones in summer ?

Why are leaves of trees green ?

How is petroleum manufactured?

Why is the color of the indicator drop remains the same at the end point?

Explain the Fuel gases ?

What is a potentiometer titration?

Why does a pond of clear water appear less deep than it really is?

Why is mercuric chloride added?

A dynamite catridge struck in a rock makes the rock burst in being fired. How dies it happen ?

Can a molecule be divided ?

What is hydrolysis ?

Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?

For more General Chemistry Interview Questions Click Here