Question

Ammonium dichromate on heating gives:

• A. chromic oxide and nitrogen
• B. chromic acid and ammonia
• C. chromic acid and nitrogen
• D. chromic oxide and ammonia

Answer 1

The correct option is A chromic oxide and nitrogen

$\underset{AmmoniumDichromate\left(orangecolour\right)}{\underset{}{(N{H}_4{)}_{2}C{r}_2{O}_7}}⟶\underset{chromicoxide\left(greencolour\right)}{\underset{}{C{r}_2{O}_3}}+4H_{2}O+\underset{Nitrogen\left(colourlessgas\right)}{\underset{}{N_2}}$