"if you had the chance" is correct and usable in written English. You can use it to indicate hypothetical or potential future circumstances. For example: "If you had the chance, would you go back and change any of your major life decisions?".
Would you make the activity shorter if you had the chance?
What would you do differently if you had the chance to rebuild the tower?
Q If you had the chance to meet Mr. Stroman, what would you say to him?
It was practically your duty to cash in -- if you had the chance.
If you had the chance to address the nation today, what would you say?
What would you do if you had the chance to "make over" a mall that has more space than tenants?
If you had the chance, what would you do with Phil's glow-in-the-dark grey hair?
If you have the chance to go to university, go.
If you have the chance, and time, enjoy them all.
If you have the chance being admitted by Berkeley, don't miss it!
But finding your own voice is possible only if you have the chance to speak.
When I feel like I can't trust my brain 100%, Ludwig really comes in handy. It makes me translate and proofread faster and my output more reliable.
Claudia Letizia
Head Translator and Proofreader @ organictranslations.eu