The presence of unsaturation can be tested with _______?

کے ساتھ عدم اطمینان کی موجودگی کا تجربہ کیا جاسکتا ہے؟ _____

Baeyer’s reagent

Schiff’s reagent

Tollen’s reagent

None of these

Baeyer’s reagent (dilute KMnO₄) turns from purple to brown in the presence of unsaturation (double or triple bonds).

It’s commonly used to test for alkenes and alkynes.