Chemistry, asked by allaishidevootali, 1 year ago


Name the grey mass which is formed in test tube at the end of reaction

Answers

Answered by gauher
1
it may be lead, magnesium,copper oxide.
Answered by kvnmurty
1
Mercury chloride and ammonia in solution form  mercury liquid (insoluble), grey in color.  Also   Hg NH2 Cl    compound in the mixture appears gray.

Silver or some other metals when precipitated by a displacement reaction.  For example :  Ag NO3  + Zinc result in Zinc Nitrate and Silver precipitate which is gray.  magnesium 

If potassium is added to magnesium chloride, then magnesium precipitate may form having gray color.

kvnmurty: clik on thanks link above... select brainliest answer
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