OCR B A Level Chemistry The Ozone Story

Electronegativity increases towards fluorine.

A [blank_start]dipole[blank_end] is caused by a shift in [blank_start]electron density[blank_end] in the bond.

All atoms form instantaneous dipole-[blank_start]induced dipole[blank_end] bonds.

The greater the surface contact between molecules, the intermolecular bond will be

Hydrogen bonds are the [blank_start]strongest[blank_end] type of intermolecular bonds.

What type of reaction does this graph depict

Label each line with the most likely temperature.

Catalysts [blank_start]lower[blank_end] the activation [blank_start]enthalpy[blank_end] by providing an [blank_start]alternative[blank_end] reaction pathway.

In heterolytic fission 2 substances with different charges are formed.

In [blank_start]homolytic[blank_end] fission to radicals are formed.

[blank_start]Termination reactions[blank_end]: 2 radicals react together to form a stable molecule [blank_start]Propagation reactions[blank_end]: free radicals on both sides of the equation [blank_start]Initiation reactions[blank_end]: free radicals produced

To convert % to ppm, [blank_start]multiply[blank_end] by 10 000

Chlorine radicals catalyse the breaking down of [blank_start]ozone[blank_end].

Ozone [blank_start]absorbs[blank_end] UV radiation.

Haloalkanes react with [blank_start]ammonia[blank_end] to form amines.