Statement-I: Acetaldehyde is less reactive than trichloro acetaldehyde.
Because
Statement-II: Benzaldehyde gives silver mirror with Tollen's reagent.

Formic acid gives silver mirror test with Tollen's reagent.

Formic acid gives Silver mirror test Tollen's reagent.

Which will be give silver mirror test with Tollen's reagent?

Statement-I: Benzaldehyde gives a positive test with Benedict's and Fehling's solution . Because Statement-II: Benzaldehyde gives silver mirror with Tollen's reagent.

Formic acid gives/does not give silver mirror with Tollen's reagent.

Statement-I: Ketones are less reactive than aldehydes. Because Statement-II: Ketones do not give Schiff's test.