Symmetry Lab › Cs › Nitrous acid, trans
HNO₂ (trans) Nitrous acid, trans
Planar · point group Cs · order 2
- Point group
- Cs — A single mirror plane and nothing else.
- Order
- 2
- Operations
- E, σ
- Shape
- Planar
- Atoms
- 4 (N, O × 2, H)
Symmetry elements of HNO₂ (trans)
- σ — the plane of the molecule
Structure
- N=O 1.17 Å, N–O 1.43 Å, O–H 0.96 Å
- O=N–O 111°
- The H is trans to the N=O oxygen
