It can be, yes. I would be careful about substituting one for the other, but in some cases it works.
Contingency, probability, chance, possibility, or emergency. Those words mean eventuality.
Chance
RISK
chance, accidental, uncertain, unpredictable, conditional.
chance, danger, feasibillity, likelihood, odds, oppourtunity, plausibility, probability
Contingency, probability, chance, possibility, or emergency. Those words mean eventuality.
chance, time, occasion, moment, opening, option, turn, go, possibility; shot, break
suspected possible / possibility of
accidental, chance, by chance, random, incidental
Chance
Synonyms for Possibility are chance, probability, option,
RISK
chance event
chance, accidental, uncertain, unpredictable, conditional.
impossibility
The correct phrasing is "Did you have a chance." This is the past tense form of the verb "have," used to inquire about an opportunity or possibility that occurred in the past.
It's a fifty-fifty chance.