H2CrO4(A) Product (A) is:

(a) No reaction

(b) 

(c) 

(d) 

Concept Questions :-

Mechanism of Dehydration, Uses, Methanol and Ethanol
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Consider the following alcohols,
(I) (II) (III) (IV)

The order of decreasing reactivities of these alcohols towards nucleophilic substitution with HBr is:-

(a) III>I>IV>II

(b) III>I>II>IV

(c) I>III>IV>II

(d) I>III>II>IV

 

Concept Questions :-

Mechanism of Dehydration, Uses, Methanol and Ethanol
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1. 

2. 

3. 

4. 

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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; Chemist added extra 0.5 mole of Et-Li in above reaction to obtain product (A), which is ?

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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100°CAC2O(A); Product (A) of reaction is:

(a) 

(b) 

(c) 

(d) 

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Which is the best reagent to convert isopropyl alcohol to isopropyl bromide ?

(a) HBr
(b) SOBr2
(c) Br2
(d) CH3MgBr

Concept Questions :-

Mechanism of Dehydration, Uses, Methanol and Ethanol
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Find missing reagents.
1. x = LiAlH4, y = NaBH4

2. x = LiAIH/ AlCl3, y = LiAlH4

3. x = LiAIH4, Y = LiAIH/ AlCl3

4. x = H/ Ni, y = H2 / Pt

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Which are not cleaved by HIO4?
I : glycerol
II : glycol
III: 1, 3-propanediol
IV: methoxy-2-propanol

1. I, II, III, IV

2. I, II

3. II, III

4. III, IV

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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Which of the following compounds are not oxidized by HIO4?

(a) 5,6,7     (b) 4,5,6,7     (c) 6,7     (d) 3,4,5,6,7

Concept Questions :-

Ethers: Preparation, Physical & Chemical Properties, Uses
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Succinic acid (A)NH3(B)KOHBr2(C); Product (C) will be:

(a) CH2|-CO2HCH2-CH2-NH2

(b) CH2|-CO2HCH2-NH2

(c) CH2|-CO-2K+CH2-NH2

(d) CH2|-CO2HCH2-CH2-Br

 

Concept Questions :-

Alcohols: Preparation, Physical and Chemical Properties
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