Scholarship Test for IIT-JEE, AIEEE, PMT (VIII TO XII) CHEMISTRY - Alcohol, Phenol, Aldehyde Ketone Test - 1

An ether is more volatile than alcohol having the same molecular formula. This is due to:
Inter-molecular H-bonding in ethers
Inter-molecular H-bonding in alcohols
Dipolar character of ethers
Alcohols have resonating structures
Among the following compounds which can be dehydrated very easily is:
CH3CH2CH2CHCH3
CH3CH2CH2CH2CH2OH
P-cresol reacts with chloroform in alkaline medium to give compound (A) which adds HCN to form (B). The later on acidic hydrolysis gives Chiral carboxylic acid is:
The best reagent to convert pent-3-en-2-ol into pent-3-en-2-one is:
Acidic KmnO4
Alkaline K2Cr2O7
Chromic anhydride in glacial acetic acid
Pyridinium chloro chromate
HBr reacts with CH2 = CH — OCH3 under anhydrous conditions at room temperature to give:
CH3CHO and CH3Br
BrCH2CHO and CH3OH
BrCH2 — CH2 — OCH2
H3C — CHBr — OCH3
Phenyl magnesium bromide reacts with methanol to give:
A mixture of anisole and Mg(OH)Br
A mixture of benzene and Mg(OMe)Br
A mixture of toluene and Mg(OH)Br
A mixture of phenol and Mg (Me)Br
Among the following the one that gives positive iodoform test upon reaction with I2 and NaOH is:
CH3CH2CH(OH)CH2CH3
C6H5CH2CH2OH
PhCHOHCH3

2 < 4 < 1 < 3
4 < 1 < 3 < 2
4 < 1 < 2 < 3
1 < 4 < 3 < 2
The structure of the compound that gives a tribromo derivative on treatment with bromine water is:

Butanal
n-butyl alcohol
n-propyl alcohol
Propanal
Phenol, when it first reacts with concentrated suphuric acid and then with concentrated intric acid, gives:
2, 4, 6-trinitrobenzene
o-nitrophenol
p-nitrophenol
None
Bakelite is obtained from phenol by reacting with:
(CH2OH)2
CH3CHO
CH3COCH3
HCHO
Which of the following alcohols cannot be prepared by the action of a suitable grignard reagent on an aldehyde or a ketone followed by acid hydrolysis?
Ethyl alcohol
n–Propyl alcohol
Isopropyl alcohol
Methyl alcohol
2–Methyl propene upon hydroboration oxidation gives
2–methyl–1–propanol
2–Methyl–2–propanol
2–propanol
1–propanol
Which of the following alcohols is the strongest acid?
CH3OH
CH3CH2OH
(CH3)2CHCH2OH
(CH3)3COH
Description:

Scholarship Test for IIT-JEE, AIEEE, PMT (VIII TO XII) CHEMISTRY - Alcohol, Phenol, Aldehyde Ketone Test - 1

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IIT JEE  AIEEE  AIPMT  CBSE  AFMC  BITSAT

Discussion

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1701 days 11 hours 19 minutes ago

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1981 days 17 hours 31 minutes ago

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2000 days 11 hours 8 minutes ago

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2038 days 13 hours 13 minutes ago

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2116 days 13 hours 9 minutes ago

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