Saved Bookmarks
| 1. |
A compound contain 12% of carbon, 16% of oxygen, 28% of nitrogen, 4% of hydrogen and 40% calcium by weight, then what can be the possible formula of the compound?(a) C2H3N2Ca(OH)(b) CH4N4Ca2(OH)(c) CH3N2Ca2(OH)(d) None of the mentioned |
|
Answer» The correct option is (c) CH3N2Ca2(OH) Easy explanation: Ration of number of atoms, carbon: hydrogen: oxygen: nitrogen: calcium = 12/12: 4/1: 16/16: 28/14: 40/20 = 1:4:1:2:2. |
|