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question mark

State with balanced equations, what happens when
(i) Silver is treated with hot concentrated sulphuric acid.
(ii) Ammonium dichromate is heated.
(iii) Hydrogen sulphide is passed through a solution of potassium paramagnetic acidified with dilute sulphuric acid.

Simran Bhatia , 11 Years ago
Grade 11
anser 1 Answers
Aditi Chauhan

Last Activity: 11 Years ago

(i) 2Ag + 2H2SO4 → Ag2SO4 + SO2 + H2O
(white)
(ii) (NH4)2 Cr2O7 \overset{\Delta }{\rightarrow}Cr2O3 + N2 + 4H2O
(green)
(iii) 2KMnO4. + 3H­2SO4 + 5H2S \overset{\Delta }{\rightarrow}K2SO4 + 2MnSO4 + 5S + 8H2O
(turbidity)

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