Reactions can only occur
when _____ take place
between ______ having
_____ _____ and ______.
This _____ is called _______
______.
1.5.1
physical
ZQ
,• Reactions can only occur
when collisions take place
between particles having
sufficient energy and
orientation
• This energy is called
activation energy
,What is the
definition of
activation energy?
1.5.1
physical
, The minimum energy
required to start a
reaction by the breaking
of bonds