Pierakstīties
JAMB - Chemistry (1999 - No. 30)
The salt that reacts with dilute hydrochloric acid to produce a pungent smelling gas which decolourizes acidified purple potassium tetraoxomanganate (VII) solution is
Na
2
SO
4
Na
2
SO
3
Na
2
S
Na
2
CO
3
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