Question

Nanotechnology-Gold solution was made successful in the year of
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Answer 1

Answer:

Synthesis of gold nanoparticles  developed a synthetic method for creating AuNPs in 1951 by treating hydrogen tetrachloroaurate (HAuCl4) with citric acid in boiling water, where the citrate acts as both reducing and stabilizing agent (Scheme 2B).

Explanation:

This method was discovered by Brust and Schiffrin in the early 1990s, and can be used to produce gold nanoparticles in organic liquids that are normally not miscible with water (like toluene).

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Answer 2

Answer:

1945

Explanation:

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