A and B are two salts. A with Dil. HCl and B with conc. H2SO4 react to give reddish brown vapours, hence A & B respectively are:

Asked by binalmarakana16 | 10th Apr, 2020, 02:41: PM

Expert Answer:

Salt A = NaNO2 and salt B= NaBr
 
The colour of vapours of NO2 and Br2 is reddish brown.

Answered by Ramandeep | 10th Apr, 2020, 07:01: PM