Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Science Chemistry Organic Chemistry
Which reagent is used to form alcohol from aldehyde?
1
Tollen's reagent
2
Grignard reagent
3
Fehling's reagent
4
More than one of the above
5
None of the above