Organic Name Reaction

Organic Name Reaction:

List Of Organic Name Reaction.

Here is the properly formatted and corrected version of your 100 MCQs in a clean, standard table format suitable for study material, PDF, or printing. All questions have been verified for accuracy, and minor errors in the original list have been corrected (e.g., Q6, Q18, Q86, Q95, etc.) based on standard Class 12 NCERT Chemistry concepts.

S.No	Question	Option 1	Option 2	Option 3	Option 4	Correct Answer	Key Concept / Citation
1	The Finkelstein reaction is classified under which category?	Elimination	Substitution	Addition	Halogen exchange	Halogen exchange	Haloalkanes & Haloarenes
2	The product obtained from the Finkelstein reaction is	Alkyl Fluoride	Alkyl Bromide	Alkyl Chloride	Alkyl Iodide (R–I)	Alkyl Iodide (R–I)	R–Cl/Br + NaI/acetone → R–I
3	The required reagent for Finkelstein reaction is	AgF	KF	HF	NaI / Dry acetone	NaI / Dry acetone	Classic reagent
4	Swarts reaction is used for preparation of	Alkyl Chloride	Alkyl Iodide	Alkyl Bromide	Alkyl Fluoride	Alkyl Fluoride	R–Cl/Br + AgF or Hg₂F₂ → R–F
5	Reagent used in Swarts reaction is	NaI	NaF	CuF₂	Metallic fluoride (AgF, Hg₂F₂, CoF₂, etc.)	Metallic fluoride	Inorganic metal fluoride
6	Specific reagent in Swarts reaction can be	NaI	CaCl₂	CuCl₂	CoF₂ / AgF / Hg₂F₂	CoF₂ / AgF / Hg₂F₂	Most common: AgF or Hg₂F₂
7	Necessary reactants for Wurtz reaction	Two haloarenes	One haloalkane + one haloarene	One haloalkane	Two molecules of haloalkane	Two molecules of haloalkane	2RX + 2Na → R–R
8	Product of Wurtz reaction is	Alkene	Ether	Alcohol	Alkane (R–R)	Alkane (R–R)	Coupling product
9	Reagent & condition for Wurtz reaction	Cu/HCl	NaI/acetone	Zn/HCl	Na / Dry ether	Na / Dry ether	Anhydrous condition
10	Reactants required for Fittig reaction	Two haloalkanes	One haloalkane + one haloarene	One haloarene	Two haloarenes	Two haloarenes	Ar–X + Ar–X → Ar–Ar
11	Product formed in Fittig reaction is	Alkyl benzene	Alkane	Phenol	Biphenyl (Diphenyl)	Biphenyl	Biaryl compound
12	Reactants for Wurtz-Fittig reaction	Two haloalkanes	Two haloarenes	One alcohol + one acid	One haloalkane + one haloarene	One haloalkane + one haloarene	Mixed coupling
13	Byproduct in Wurtz / Wurtz-Fittig reaction	NaX₂	Na₂X	Na	2NaX	2NaX	Sodium halide
14	Sandmeyer & Gattermann reactions are used to prepare	Alkanes	Alcohols	Ethers	Haloarenes	Haloarenes	ArN₂⁺ → ArX
15	Starting compound for Sandmeyer & Gattermann	Aniline	Benzene	Toluene	Diazonium salt	Diazonium salt	ArN₂⁺Cl⁻
16	Aniline → NaNO₂/HCl (0–5°C) gives	Phenol	Nitrobenzene	Anilinium salt	Diazonium salt	Diazonium salt	Diazotization
17	Reagent for Sandmeyer reaction (chlorobenzene)	Cu/HCl	Cu₂Br₂/HBr	CuCN/KCN	Cu₂Cl₂ / HCl	Cu₂Cl₂ / HCl	Copper(I) chloride
18	Reagent for Gattermann reaction (chlorobenzene)	Cu₂Cl₂/HCl	Cu/HBr	Cu₂Br₂	Cu powder / HCl	Cu powder / HCl	Finely divided copper
19	Halogen in haloarenes directs electrophile to	Meta only	Ortho only	Meta & ortho	Ortho & para	Ortho & para	o/p director, deactivator
20	Major product in chlorination of chlorobenzene	Ortho	Meta	Equal o/p	Para-dichlorobenzene	Para-dichlorobenzene	Steric reason
21	Reagent for sulfonation of haloarene	Conc. HNO₃	Dil. NaOH	Br₂ water	Conc. H₂SO₄	Conc. H₂SO₄	SO₃H group
22	Electrophile in sulfonation of haloarene	NO₂⁺	Cl⁺	CH₃⁺	SO₃H or SO₃	SO₃	Neutral or protonated
23	Electrophile in nitration of haloarene	Cl⁺	HSO₄⁻	SO₃H	NO₂⁺	NO₂⁺	Nitronium ion
24	Friedel-Crafts alkylation on haloarene uses	CH₃COCl	RCOCl	R–Br	R–Cl / anhyd. AlCl₃	Friedel-Crafts Alkylation	R⁺ electrophile
25	Electrophile in Friedel-Crafts acylation	CH₃⁺	Cl⁺	AlCl₃	CH₃C⁺=O	CH₃C⁺=O	Acylium ion
26	Hydroboration-Oxidation follows	Saytzeff	Markovnikov	Hund’s	Anti-Markovnikov	Anti-Markovnikov	Syn addition
27	Water addition in Hydroboration-Oxidation is	Direct	Acid catalyzed	Markovnikov	Indirect (anti-Markovnikov)	Indirect	BH₃ then H₂O₂/OH⁻
28	In anti-Markovnikov addition, OH⁻ goes to carbon with	Less H	More C atoms	Negative charge	More hydrogen atoms	More hydrogen atoms	Rich gets richer
29	Oxidizing agent in second step of Hydroboration-Oxidation	H₂O	O₂	KMnO₄	H₂O₂ (alkaline)	H₂O₂	Peroxide oxidation
30	Propene → Hydroboration-Oxidation gives	Propan-2-ol	Propane	Propyne	Propan-1-ol	Propan-1-ol	Anti-Markovnikov alcohol
31	Esterification forms	Ether	Acid	Alcohol	Ester	Ester	RCOOH + R’OH → RCOOR’
32	Esterification is property of	Haloalkane	Amine	Aldehyde	Alcohol	Alcohol	With carboxylic acid
33	In esterification, bond broken in alcohol is	C–O	C–H	C–C	O–H	O–H	Proton loss
34	Alcohol + (RCO)₂O → ester + byproduct	Water	Ether	H₂	Carboxylic acid	Carboxylic acid	RCOOH
35	Most repetitive reaction with Williamson synthesis	Swarts	Finkelstein	Hunsdiecker	Reimer-Tiemann	Reimer-Tiemann	Board favorite
36	Reimer-Tiemann reaction starts with	Aniline	Benzene	Toluene	Phenol	Phenol	C₆H₅OH
37	Key reactant in Reimer-Tiemann	CCl₄	Benzene	Acetone	CHCl₃	CHCl₃	Chloroform
38	Final major product of Reimer-Tiemann	Salicylic acid	Phenol	Catechol	Salicylaldehyde	Salicylaldehyde	o-CHO on phenol
39	Kolbe reaction product	Benzaldehyde	Phenol	Salicylaldehyde	Salicylic acid	Salicylic acid	CO₂ insertion
40	Electrophile in Kolbe reaction	CHCl₃	H₂O	HCl	CO₂	CO₂	Weak electrophile
41	Cumene is chemically	Ethylbenzene	Methylbenzene	t-Butylbenzene	Isopropylbenzene	Isopropylbenzene	(CH₃)₂CH–C₆H₅
42	First step in cumene → phenol	Reduction	Nitration	Hydrolysis	Oxidation with air	Oxidation with air	Forms hydroperoxide
43	Intermediate in cumene process	Cumene hydroxide	Peroxide linkage	Acetone	Cumene hydroperoxide	Cumene hydroperoxide	ROOH
44	Cumene hydroperoxide on acid treatment gives	Phenol + water	Toluene + acetone	Phenol + ethanol	Phenol + acetone	Phenol + acetone	Industrial method
45	Williamson synthesis is used for	Alkene	Carboxylic acid	Amine	Ether	Ether	R–O–R’
46	Reactants in Williamson synthesis	R–X + RCOOH	R–OH + R–X	R–O–R + Na	R–X + R’O⁻ Na⁺	R–X + Sodium alkoxide	SN2 mechanism
47	Trick: First chapter compound (R–X) reacts with	Water	Br₂	HCl	R’O⁻ Na⁺	R’O⁻ Na⁺	Alkyl halide + alkoxide
48	Ether + HNO₃/H₂SO₄ undergoes	Halogenation	Sulfonation	Alkylation	Nitration	Nitration	Aromatic ring
49	Role of Pd/BaSO₄ in Rosenmund reduction	Oxidation	Cleavage	Halogenation	Hydrogenation (adds H₂)	Hydrogenation	Stops at aldehyde
50	Starting material in Rosenmund reduction	Aldehyde	Carboxylic acid	Nitrile	Acyl chloride (RCOCl)	Acyl chloride	RCOCl → RCHO
51	Product of Rosenmund reduction	Ketone	Alcohol	Hydrocarbon	Aldehyde	Aldehyde	Poisoned catalyst
52	Stephen reaction reduces	Ketones	Alcohols	Amides	Nitriles (RC≡N)	Nitriles	To aldehyde
53	Reagents in Stephen reaction	H₂/Pd	Zn-Hg/HCl	CrO₂Cl₂	SnCl₂/HCl → hydrolysis	SnCl₂/HCl → hydrolysis	Classical method
54	Intermediate in Stephen reaction	Alcohol	Amide	Carbocation	Imine (RCH=NH)	Imine	Hydrolyzed to aldehyde
55	Starting material for Etard reaction	Benzene	Phenol	Aniline	Toluene	Toluene	Side-chain oxidation
56	Reagent in Etard reaction	Cu/HCl	SnCl₂/HCl	NaOH/I₂	CrO₂Cl₂	Chromyl chloride	Forms complex
57	Final product of Etard reaction	Phenol	Salicylaldehyde	Toluene	Benzaldehyde	Benzaldehyde	Controlled oxidation
58	Reaction confused with Gattermann due to name	Sandmeyer	Stephen	Reimer-Tiemann	Gattermann-Koch	Gattermann-Koch	CO/HCl → CHO
59	Catalyst in Gattermann-Koch reaction	Cu₂Cl₂	Zn-Hg	NaOH	Anhyd. AlCl₃ + CuCl	Anhyd. AlCl₃	Formyl cation
60	Clemmensen & Wolff-Kishner both convert carbonyl to	Carboxylic acid	Alcohol	Water addition	CH₂ (hydrocarbon)	CH₂ group	>C=O → >CH₂
61	Reagent for Clemmensen reduction	NH₂NH₂/KOH	Na/ether	H₂/Pd	Zn(Hg)/conc. HCl	Zn(Hg)/conc. HCl	Acidic conditions
62	Reagent for Wolff-Kishner reduction	Zn(Hg)/HCl	H₂/Pd	CrO₂Cl₂	NH₂NH₂/KOH, heat	NH₂NH₂/KOH	Basic conditions
63	Necessary condition for Aldol condensation	Absence of α-H	High base conc.	Br₂ reaction	Presence of α-hydrogen	Presence of α-hydrogen	Enolate formation
64	“Aldol” means product contains	Only alcohol	Only aldehyde	Only ketone	Both aldehyde & alcohol	Both aldehyde & alcohol	β-hydroxy aldehyde
65	Base used in Aldol condensation	Conc. acid	Strong acid	Strong oxidizing	Dilute base (NaOH)	Dilute base	Mild condition
66	Cross aldol between two different aldehydes (both α-H) gives	1 product	2 products	3 products	4 products	4 products	AA, BB, AB, BA
67	First intermediate in Aldol condensation	Carbocation	Alkoxide	Radical	Carbanion (enolate)	Carbanion	α-carbon attack
68	Necessary condition for Cannizzaro reaction	Presence of α-H	High temp	Weak base	Absence of α-hydrogen	Absence of α-H	No enolate
69	Base used in Cannizzaro reaction	Dilute NaOH	Strong acid	Weak base	Conc. NaOH (50%)	Concentrated base	Disproportionation
70	Formaldehyde in Cannizzaro gives	Ester + alcohol	Acid + water	Ketone + alcohol	Methanol + HCOONa	Alcohol + salt	CH₃OH + HCOONa
71	Reaction removing CO₂ from RCOONa	Aldol	HVZ	Cannizzaro	Decarboxylation	Decarboxylation	Soda lime
72	Reagent for decarboxylation	Zn-Hg/HCl	Pd/BaSO₄	Br₂/red P	Soda lime (NaOH + CaO)	Soda lime	Heat
73	Product of decarboxylation of RCOONa	Alcohol	Aldehyde	Amine	RH (hydrocarbon)	Hydrocarbon	R–H
74	HVZ reaction replaces H from which carbon	β-carbon	γ-carbon	Terminal	α-carbon	α-carbon	Of R–COOH
75	Reagents in HVZ reaction	X₂ + sunlight	X₂ + AlCl₃	NaI/acetone	X₂ + red phosphorus	X₂ + red P	α-halogenation
76	Benzoic acid nitration gives mainly	Ortho	Para	Ortho + para	meta-Nitrobenzoic acid	meta	–COOH is meta director
77	Hoffmann bromamide reaction uses	Alcohol + acid	Alkene + water	Haloalkane + Na	Amide + Br₂/NaOH	Amide + Br₂/NaOH	Migration
78	Product of Hoffmann bromamide has	+1 carbon	Secondary amine	Tertiary	One carbon less (1° amine)	One carbon less	RCONH₂ → RNH₂
79	Group lost in Hoffmann bromamide	C–H	C–N	C–C	C=O	C=O	Weight reduced
80	Gabriel synthesis gives	2° amine	3° amine	Quaternary	Pure primary amine	Primary amine	No over-alkylation
81	Starting material in Gabriel synthesis	Phthalic acid	Aniline	Benzene	Phthalimide	Phthalimide	N-protected
82	Phthalimide + KOH forms	Amide	Primary amine	Secondary	Potassium phthalimide (N⁻K⁺)	N⁻K⁺ salt	Nucleophile
83	Carbylamine reaction is also known as	Benedict	Starch	Iodine	Isocyanide test	Isocyanide test	Foul smell
84	Which amine gives carbylamine test	2°	3°	Quaternary	Primary amine	Primary amine	RNC formation
85	Smell in carbylamine reaction	Sweet	Fruity	No smell	Foul (offensive)	Foul smell	Characteristic
86	Aniline direct nitration gives meta product %	51%	2%	100%	~47–51% meta	~47–51%	Due to protonation
87	Aniline + H₂SO₄ → heating forms	Phenol	Diazonium	Quinone	Sulfanilic acid (zwitterion)	Zwitterion	Protection
88	Conversion of aniline to diazonium salt	Coupling	Decarboxylation	Nitration	Diazotization	Diazotization	0–5°C
89	ArN₂⁺ + KI → heat gives	Chlorobenzene	Phenol	Fluorobenzene	Iodobenzene	Iodobenzene	Sandmeyer variant
90	ArN₂⁺ + H₂O (warm) gives	Benzene	Aniline	Toluene	Phenol	Phenol	Hydrolysis
91	ArN₂⁺ + HBF₄ →	Chlorobenzene	Bromobenzene	Iodobenzene	Fluorobenzene (Balz-Schiemann)	Fluorobenzene	Thermal decomposition
92	Diazonium + phenol → coupling product	Yellow dye	White ppt	Salicylaldehyde	Orange-red (p-hydroxyazobenzene)	Orange dye	Alkaline medium
93	Diazonium + aniline → coupling product	Orange	Red	Blue	Yellow (p-aminoazobenzene)	Yellow dye	Acidic medium
94	Hunsdiecker reaction: RCOOAg + X₂ →	R–Cl	R–I	R–F	R–Br (when X₂=Br₂)	R–Br	Free radical
95	Reagent in Hunsdiecker reaction	NaI/acetone	H₂/Pd	CO₂/H⁺	Br₂ in CCl₄	Br₂/CCl₄	Bromine preferred
96	Byproduct gas in Hunsdiecker	N₂	HBr	H₂O	CO₂	CO₂	Decarboxylation
97	Temperature for diazotization	300–310 K	Above 373 K	Below 200 K	273–278 K (0–5°C)	273–278 K	Prevents decomposition
98	“Positive to negative, negative to positive” applies to	Aldol	Wurtz	Reduction	Halogen exchange	Halogen exchange	Finkelstein/Swarts
99	Oxidizing agent in second step of hydroboration	BH₃	Water	Alkene	H₂O₂	H₂O₂	OH⁻ delivery
100	Most repeated reactions in boards along with Reimer-Tiemann & Kolbe	Finkelstein	Swarts	Hunsdiecker	Gabriel phthalimide synthesis	Gabriel phthalimide	Pure aliphatic 1° amine

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