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प्रश्न
Considering x-axis as the molecular axis which out of the following will form a sigma bond.
1s and 2pz
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उत्तर
1s and 2pz - No sigma bond
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संबंधित प्रश्न
Explain the formation of H2 molecule on the basis of valence bond theory.
Draw diagram for bonding in ethene with sp2 Hybridisation.
Draw an orbital diagram of Fluorine molecule
Complete the following Table.
| Molecule | Type of Hybridization | Type of bonds | Geometry | Bond angle |
| CH4 | - | 4C-H 4σ bonds |
Tetrahedral | - |
| NH3 | sp3 | 3N-H 3σ bonds 1 lone pair |
- | - |
| H2O | - | - | angular | 104.5° |
| BF3 | sp2 | - | - | 120° |
| C2H4 | - | - | - | 120° |
| BeF2 | - | 2 Be-F | Linear | - |
| C2H2 | sp | (3σ+2π) 1C-C σ 2C-H σ 2C-C π |
- | - |
Give the type of overlap by which the pi (π) bond is formed.
According to Valence bond theory, a bond between two atoms is formed when ______.
When ones and three p orbitals hybridise,
Ethene molecule has ____________ sp2 -s σ bond(s), ____________ sp2 -sp2 σ bond(s) and ____________ p-p π bond(s).
Briefly describe the valence bond theory of covalent bond formation by taking an example of hydrogen. How can you interpret energy changes taking place in the formation of dihydrogen?
Match List-I with List-II.
| List-I | List-II | ||
| (A) | PCl5 | (i) | Square pyramidal |
| (B) | SF6 | (ii) | Trigonal planar |
| (C) | BrF5 | (iii) | Octahedral |
| (D) | BF3 | (iv) | Trigonal bipyramidal |
Choose the correct answer from the options given below.
