Question

According to collision theory, which condition(s) must be met in order for molecules to react?
1/ The reacting molecules must collide with sufficient energy to initiate the process of breaking and forming bonds.
2/ A catalyst must be in contact with the reacting molecules for a reaction to occur.
3/ The reacting molecules must collide with an orientation that can lead to rearrangement of the atoms.
A.1 only
B.2 only
C.3 only
D.1 and 2
E.1 and 3

Answer

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