Question

please tell me second question answer fast​

Answer 1

Answer:

Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.

Answer 2

Potassium Permanganate :-

Its chemical formula is KMnO4. It is sometimes called by its common name, Condy's crystals. In its raw state, potassium permanganate is an odourless dark purple or almost black crystal or granular powder.

Potassium dichromate :-

As with all hexavalent chromium compounds, it is acutely and chronically harmful to health. It is a crystalline ionic solid with a very bright, red-orange color.

Formula :- K2Cr2O7