Question

Define 1) green chemistry 2)Nano chemistry answer

Answer 1

Answer:

1.green chemistry

Green chemistry is the design of chemical products and processes that reduce or eliminate the use or generation of hazardous substances.

2.nano chemistry

Nanochemistry is an emerging new field of chemistry, in particular of solid-state chemistry, which emphasizes the study and development of preparation methods of useful materials with nanometer-size dimensions (1–100 nm), as defined by Geoffry Ozin, a pioneer in the field.