MDCAT Chemistry Chapter 17 online mcq test with answers for chapter 17 (Aldehydes and Ketones)

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Discus Alcohols with reference to:

a) Classification of alcohols into primary, secondary and tertiary.

b) Preparation of ethanol by hydration of ethene using conc. H2SO4 or conc. H3PO4

c) Reaction of alcohol with: i) K2Cr2O7 + H2SO4 (oxidation). ii) PCl5. iii) Na-metal. iv) Alkaline aqueous Iodine (Iodoform Test). v) Carboxylic acid (Esterification).

d) Dehydration of alcohol to give alkene.

Phenol

a) Discuss reactions of phenol with:

i) Bromine ii) HNO3

iii) NaOH

b) Explain the relative acidity of water, ethanol and phenol.

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MCAT Chemistry Chapter 17 Important MCQ's

Sr.#	Question	Answer
1	Formamide is formed by the reaction of which acid with ammonia	A. Oualic acid B. Formic acid C. Ethanoic acid D. Propanoic acid
2	Ester with raspberry flavor	A. Amyl acetate B. Isobutyl formate C. Amyl butyrate D. Octyl acetate
3	Oils and fats belong to the class of	A. Alcohols B. Hydrocarbons C. Acids D. Esters
4	Which one of the following reaction of carboxylic acid is reversible?	A. Esterification B. Salt formation C. Reaction with PCI5 D. Reaction with SOCI2
5	Velaric acid is obtained from a herb velarian, its IUPAC name is	A. Propionic acid B. Pentanoic acid C. Butyric acid D. Caporic acid
6	Primany aleohols sornally give us aldehyde when oxidized in the presence of acidified Na2Cr2O7, what will be the product, when the secondary alcohols are oxidized in same condition?	A. Alkenes B. Alkyl halide C. Alkynes D. Ketones
7	solubility of carboxylic acids decreases in water with increase in molar mass because	A. Bigger molecules are more polar B. bigger molecules have bigger non-polar groups C. bigger molecules make more hydrogen bonds D. bigger molecules can form lesser hydrogen bonds/molecule
8	Slight oxidation of primary alcohol eives	A. Ketone B. Aldehyde C. -Organic acid D. An ester
9	When ethyl magnesium bromide is treated with carbon dioxide and the product hydrolyzed we get	A. formic acid B. propionic acid C. oxalic acid D. acetic acid
10	The highest melting point is observed by	A. Butanoic acid B. Propanoic acid C. Pentanoie acid D. HCI

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MDCAT Chemistry Chapter 17 MCQ Test With Answer for (Aldehydes and Ketones)

MCQ's Test For MDCAT Chemistry Chapter 17 Aldehydes and Ketones Online Test

MDCAT Chemistry Chapter 17 Aldehydes and Ketones Online Test

Ethane nitrile can be converted into ethanoic acid through......intermediate

Which compound shows the highest melting point

The specie that develops strongest hydrogen bonding with water

Esters have fruity smell and are used as artificial favours. Amyl acetate gives flavour of

All are dicarboxylic acids except

Octyl acetate has the flavor of

In esterification, the OH of carboxylic acid is replaced by

Primany aleohols sornally give us aldehyde when oxidized in the presence of acidified Na2Cr2O7, what will be the product, when the secondary alcohols are oxidized in same condition?

Ethanoic acid reacts with PCI5, to give ethanoyl chloride. HCI and a third compound What is the third compound

In the presence of hot alkaline potassium permanganate solution 2-butene will give

The highest melting point is observed by

An organic compound made from oxidation of ethanol is

A compound X has all of the properties below. It is a liquid at 25°C it mixes completely with water it reaets with aqueous sodium hydroxide, What could X be?

When ethyl magnesium bromide is treated with carbon dioxide and the product hydrolyzed we get

The formation of ester from acetic aciad in presence of acid and ethanol is a

Which one of the following reaction of carboxylic acid is reversible?

Estyl butyrate has flavour like

Propanoic acid is functional group isomer of

The formation of acetic anhydride from acetic acid follows the mechanism

Slight oxidation of primary alcohol eives

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