chemistry MCQs – Page 68

Practise multiple-choice questions from chemistry for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

chemistry Mcqs
1341. Oxalate ion behaves as a ________ ligand.
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A. Bidentate

B. Hexadentate

C. Tridentate

D. Unidentate

1342. Which of the following is the Radioactive isotope of Hydrogen?
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A. Deuterium

B. Protium

C. Nichromium

D. Tritium
1343. Universe is almost 70% made up of __________?
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A. Hydrogen

B. Chlorine

C. Carbon

D. Helium

1344. Benzene gives mainly_________?
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A. All of these

B. Addition reaction

C. Substitution reactions

D. Halogenation

1345. Barret esophagus is good example of__________?
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A. Dysplasia

B. Metaplasia

C. Atrophy

D. Hyperplasia

E. Hypertrophy

1346. The equation that represents the relationship of Faradays first law of electrolysis is _______?
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A. w=Z/At

B. Z=At

C. Z= At/M

D. w=ZAt
1347. Out of Alkane, Alkene & Alkyne, which one is more acidic?
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A. Alkene

B. Alkyne

C. All have same

D. Alkane

1348. A metallic atom loses its valence electron to form a/an _________?
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A. a cation

B. an anion

C. none of these?

D. an anion cation

1349. Metal are highly ___________ ?
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A. Electropositive

B. Electronegativity

C. Both of these

D. Neutral

1350. Noble gases are so called zero group because they have:_________?
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A. Zero Valency

B. Zero Electronegativity

C. Zero Electron Affinity

D. Both A and B

E. All of these

1351. Aldehydes and ketones both, show the type of Isomerism is __________?
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A. Metamerism

B. Position Isomerism

C. chain Isomerism

D. Functional Group Isomerism
1352. The reaction of Lucas reagent is the fastest with_________?
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A. CH3CH2OH

B. (CH3)3COH

C. CH3(CH2)OH

D. (CH3)2CHOH

1353. A process in which large molecules are broken up into into smaller molecules is called as_____.
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A. Isomerization

B. Cracking

C. Refining

D. Reforming

1354. Chromatography is used to separate _________ ?
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A. Atoms

B. Molecules

C. Mixtures

D. Solution

1355. Water Gas is a mixture of two gases Hydrogen & Carbon monoxide, while separating Hydrogen gas by liquification process which one is liquefied first__?
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A. Hydrogen Gas

B. Carbon Monoxide Gas

C. Both at same time

D. None of them

1356. The structure of H2O2 is_______?
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A. Planar

B. Linear

C. Spherical

D. Non- polar
1357. Cathode is a metalic plate where__________ takes place.
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A. Substitution

B. Redox

C. Oxidation

D. Reduction
1358. Which of the following is the most Viscous?
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A. Glycerine

B. Water

C. Spirit

D. Honey
1359. Which of the following is more acidic in nature?
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A. Cresol

B. Aniline

C. Phenol

D. Benzene

1360. A brivalent metal has the equivalent weighr of 12. The molecular weight to its oxide will be_______?
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A. 32

B. 40

C. 24

D. 36