Usage patterns
チャンスを掴むto seize the opportunity
He worked up the courage and seized the opportunity.
チャンスを逃すto miss/let slip a chance
I hesitated and ended up missing the chance.
〈人〉にチャンスを与えるto give someone a chance
The coach gave the rookie player a chance.
チャンスに恵まれるto be blessed with an opportunity
I was fortunate enough to get the chance to study abroad.
チャンスが来るa chance comes along
I'm sure another chance will come along.
Expressions
チャンスをうかがうwait for an opportunity; watch for a chance