Explain the following :
Orange colour of bromine disappears when ethene is passed through it

Explain the following: Blue colour of solid copper sulphate disappears when concentrated sulphuric acid is added to it.

What happens when: SO_(2) is passed through limewater.

Which of the following colours of white light deviated most when passes through a prism ?

When steam is passed through red hot coke:

Explain the following : Ethene is used in the preparation of polythene

Write the product when Chlorine gas is passed through H2S.

Which of the following solutions does not change its colour on passing ozone through it ?

Which of the following solutions does not change its colour on passing ozone through it ?

Explain why does colour of KMnO_(4) disappear when oxalic acid is added to its solution in acidic medium?

Explain why does colour of KMnO_(4) disappear when oxalic acid is added to its solution in acidic medium?