The coefficients in a chemical equation represent the molar ratio of the substances.
For example, if an equation says 2H2 + O2 ⇒ 2H2O, it means
2 moles of H2 + 1 mol of O2 ⇒ 2 moles of H2O.
I believe it is decomposition, neutralization, combustion
Its a covalent bond for this q
Boiling Point, Melting Point, Viscosity, Surface Tension. Decrease: Vapor Pressure.