Alcohols Phenols and Ethers NEET Questions. We covered all the Alcohols Phenols and Ethers NEET Questions in this post for free so that you can practice well for the exam.
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Alcohols Phenols and Ethers NEET Objective Questions for Students
Alcohol which gives a red color with the Victor Meyer test is :
(A) C₂H5OH
(B) CH3-CH(OH)-CH3
(C) C(CH3)3OH
(D) None of the above
Option a – C₂H5OH
When acetone reacts with the Grignard reagent it gives
(A) 1° -alcohol
(B) 2° -alcohol
(C) 3° -alcohol
(D) Methyl alcohol
Option c – 3° -alcohol
Consider the following reaction: C2H5OH + H2SO4 → Produce Among the following, which one cannot be formed as a product under any conditions?
(A) Ethyl-hydrogen sulfate
(B) Ethylene
(C) Acetylene
(D) Diethyl ether
Option c – Acetylene
Which of the following reactions of alcohol does not involve O – H bond breaking :
(A) Reaction with alkali metals
(B) Reaction with an acyl chloride
(C) Reaction with sulphonyl chloride
(D) Reaction with conc. sulphuric acid
Option d – Reaction with conc. sulphuric acid
An organic compound dissolved in dry benzene evolved hydrogen on treatment with sodium. It is
(A) A ketone
(B) An aldehyde
(C) A tertiary amine
(D) An alcohol
Option d – An alcohol
When ethyl alcohol reacts with acetic acid, the products formed are
(A) Sodium ethoxide + hydrogen
(B) Ethyl acetate + water
(C) Ethyl acetate + soap
(D) Ethyl alcohol + water
Option b – Ethyl acetate + water
Methyl alcohol reacts with phosphorus trichloride to form
(A) Methane
(B) Methyl chloride
(C) Acetyl chloride
(D) Dimethyl ether
Option b – Methyl chloride
The -OH group of methyl alcohol cannot be replaced by chlorine by the action of
(A) Chlorine
(B) Hydrogen chloride
(C) Phosphorus trichloride
(D) Phosphorus pentachloride
Option a – Chlorine
Hydrogen bonding is possible in
(A) Ethers
(B) Hydrocarbons
(C) Alkanes
(D) Alcohols
Option d – Alcohols
The increasing order of boiling points of 1º, 2º, 3° alcohol is
(A) 1° 2° > 3⁰
(B) 3° 2° > 1°
(C) 2° > 1°> 3°
(D) None
Option a – 1° 2° > 3⁰
The solubility of lower alcohols in water is due to
(A) the Formation of hydrogen bonds between alcohol and water molecules
(B) the Hydrophobic nature of alcohol
(C) the Increases in boiling points
(D) None of these
Option a – the Formation of hydrogen bonds between alcohol and water molecules
Conversion of CH3OH to CH3COOH can suitably be carried out with the reagent (under high-pressure conditions) :
(A) CO2/H2SO4
(B) CO/BF3
(C) CO2/BF3
(D) CO/H2SO4
Option b – CO/BF3
From amongst the following alcohols the one that would react fastest with conc. HCl and anhydrous is
(A) 1-Butanol
(B) 2-Butanol
(C) 2-Methylpropan-2-ol
(D) 2-Methylpropanol
Option c – 2-Methylpropan-2-ol
Primary amines can be converted into alkanols by reaction with
(A) Aqueous HCI
(B) Tilden’s reagent
(C) NaNO2 & dil. HCI
(D) Hypochlorous acid
Option c – NaNO2 & dil. HCl
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