The total number of possible resonance forms for the nitrate ion, () is:
1. | 1 | 2. | 2 |
3. | 3 | 4. | 4 |
Mg2C3 reacts with water forming propyne . The number of sigma and pie bonds in \(C_{3}^{4-}\)is-
1. Two sigma and two pi bonds.
2. Three sigma and one pi bonds.
3. Two sigma and one pi bonds.
4. Two sigma and three pi bonds.