Copper on heating with concentrated HNO3 produces:
1. Cu(NO3)2 and NO
2. Cu(NO3)2, NO and NO2
3. Cu(NO3)2 and N2O
4. Cu(NO3)2 and NO2
The correct statement about given acids is:
1. | Phosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid. |
2. | Phosphinic acid is a diprotic acid while phosphonic acid is a monoprotic acid. |
3. | Both are triprotic acids. |
4. | Both are diprotic acids. |
The product obtained as a result of a reaction of nitrogen with CaC2 is:
1. CaCN
2. CaCN3
3. Ca2CN
4. CaCN2
1. | Phosphinic acid is a monoprotic acid while phosphonic acid is a diprotic acid |
2. | Phosphinic acid is a diprotic acid while phosphonic acid is a monoprotic acid |
3. | Both are triprotic acids |
4. | Both are diprotic acids |