Ozone does not oxidise which one of the following

About 20 m above the earth, there is an ozone layer. Which one of the following statement about ozone and ozone layer is true?

About 20 m above the earth, there is an ozone layer. Which one of the following statement about ozone and ozone layer is true?

About 20km above the earth ,there is an ozone layer ,Which one of the following statement about ozone and ozone layer is true?

About 20km above the earth ,there is an ozone layer ,Which one of the following statement about ozone and ozone layer is true?

Hot concentrated sulphur acid is a moderately strong oxidising agent. Which of the following reactions does not show oxidising behaviour -

Hot concentrated sulphuric acid a is a moderately strong oxidising agent. Which of the following reactions does not show oxidising behavior-

Hot concentrated sulphuric acid is a moderately strong oxidising agent. Which of the following reactions does not show oxidising behaviour?