ECAT Chemistry MCQ's Test For Full Book With Answers

ECAT Chemistry MCQ's Test For Full Book

Sr. # Questions Answers Choice
1 CH3CH2COOH is also named as: Propionic acid Propanoic acid Acetic Acid Both (a) and (b)
2 Acetic acid is also named. Methanoic acid Ethanoic acid Propanic acid Butanoic acid
3 Formic Acid is obtained from Red out by: Distillation Crystallization Filtration sublimation
4 Butyric acid was named from butyrum means: Red out Vinegar Butter Milk
5 Acetic Acid is obtained from: Red out Vinegar Butter Milk
6 Formic acid is given names from Latin word a "formic" which means: Red out Vinegar butter Milk
7 Common names of carboxylic acids are given by then: Source Person discovered place habit
8 Palmitic acid & steanic acid ae obtained from process of fats & oils: Reduction Neutralization oxidation hydrolysis
9 Fatty acids are: Allphatic monocarboxylic acids Dicaroxylic acids Tricarboxylic acids Tetracarboxylic acids Poly carboxylic acids
10 General formula of aromatic carboxyl acids R---------------OH RCOOH RCOR ARCOOH
11 The organic compounds containing Ph-OH group are called: Phenol aldehyde Keton Carboxylic acids
12 Amino acids are buildng blocks of: protein Carbohydrates Lipids fats
13 Boiling point of acetic acid is oC 116 117 118 119
14 Glacial acetic acid freezes to ice like solid it. 07 17 27 37
15 Carboxylic acids on complete reduction in the presence of HI and red Phosphours gives: esters alcohols alkanes aldehydes
16 Carboxylic acids are reduced to in presence of NaAIH4 Esters Acetyl chloride alcohol Aldehydes
17 Which are used as essences(flowers)? aldehydes Ketones alcohols esters
18 Acetic Acid reacts with PCl5 giving: Acetamid Acetyl chloride Alcohol ether
19 Caroxyl group has functional in it. one two three four
20 Which of the following is not fatty acid? Propanoic acid Acetic acid Phthalic acid Butanoic acid
21 The solution of which acid is use for seasoning of food? Formic acid Acetic acid Benzoin acid Butanoic acid
22 Which following derivative cannot be prepared directly from acetic acid? Acetamide Acetyl chloride Acetic anhdride Ethyl acetate
23 Second most element in the universe is He Ne Ar Kr
24 Which is present as a result of radioactive decay on earth? He Ne Ar Kr
25 Noble gases in the atmosphere are 4% 3% 2% 1%
26 The noble gases are Mono atomio Diatomic Polyatomic All
27 Used in tooth pastes is Fluorides Iodides halides nitrides
28 Non sticking coating in cooking utensils is done by Iron Cooper Plastic Teflon
29 Corrosion proof parts of machinery are prepared from Iron Copper Plastic Teflon
30 The available chlorine is bleaching power is 25-30% 30-35% 35-40% 40-45%
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