SuperTET 2019 paper solution

Probability | JEE Mains 2018 Online Paper Solution | All Shift

In the preparation of ultra filter paper collodion solution is used collodion is

Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution? Explain.

Blue litmus paper is dipped in a solution. It remains blue. What is the nature of the solution ? Explain.

JEE Advanced 2018 | Paper - 1 | Complete Solution

JEE Advanced 2018 | Paper - 2 | Complete Solution

When the strip of pH paper was put in a given solution the pH paper changes to orange red. The given solution is most likely to be of: