Question

1. Explain in detail how oxygen can be prepared
from hydrogen peroxide. Mention the safety
precautions to be undertaken while carrying
out the experiment.​

Answer 1

Explanation:

To prepare oxygen ...poured the hydrogen peroxide into flask that already conatin MnO2 ( manganese oxide) then collect the gas

precaution:

Handle with care. In case of skin contact, rinse the affected areas well with water. Store unused hydrogen peroxide in a freezer reserved for laboratory chemicals only. Manganese dioxide is a strong oxidant, avoid contact with organic material.