Organic Chemistry

121.	The name of C₂H₅OH according to IUPAC system is –
	A. Ethanol
	B. ethanol
	C. propanon
	D. ithine Option”B” is correct

122.	IUPAC name of chloroform is
	A. trichloro methane
	B. tetrachloro methane
	C. trichloro ethane
	D. hexachloroethanol Option”A” is correct

123.	IUPAC name of chloral is
	A. ethanol
	B. monochloro ethanol
	C. dichloro ethanol
	D. trichloro ethanol Option”D” is correct

124.	Which of the following is an organic compound
	A. water
	B. Sodium chloride
	C. chloroform
	D. ammonium chloride Option”C” is correct

125.	Phenol is a ——– compound
	A. Aliphatic
	B. aromatic
	C. alicyclic
	D. odd cyclic Option”B” is correct

126.	The reactive radical found in alcohol is
	A. ─O─
	B. C=O
	C. ─CHO
	D. ─OH Option”D” is correct

127.	The major reactive radical found in aldehydes is
	A. ─OH
	B. ─CHO
	C. C=O
	D. ─COOH Option”B” is correct

128.	Which reactive radical is present in ketone?
	A. ─CHO
	B. ─COOH
	C. C=O
	D. ─OH Option”C” is correct

129.	The reactive radical present in carboxylic acid is –
	A. ─CHO
	B. ─COOH
	C. C=O
	D. ─COOR Option”B” is correct

130.	The group that gives chemical properties to an organic compound is called
	A. Active group
	B. functional group
	C. indifferent group
	D. passive group Option”A” is correct

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