UP BOARD CLASS 10TH SCIENCE OBJECTIVE IMPORTANT QUESTION
Q. एथेनॉल / अल्कोहल का क्रियाशील मूलक है –
( a ) -OH
( a ) -COH
( a ) -COOH
( a ) -CH
Answer- a
UP BOARD CLASS 10TH SCIENCE OBJECTIVE IMPORTANT QUESTION
( a ) -OH
( a ) -COH
( a ) -COOH
( a ) -CH
Answer- a