Why are termolecular elementary steps rare in gas-phase reactions? A. Gas reactions do not require three reactants. B. Unimolecular gas reactions are more likely. C. Odds of three particles simultaneously colliding together and properly oriented are very low. D. All of the above What is the molecularity of the elementary reaction?
NO(g)+Cl_(2)(g)->NOCl(g)+Cl(g)
A. Trimolecular B. Bimolecular C. Unimolecular D. Zero molecular