Quiz on Chemistry Set 90

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Quiz on Chemistry Set 90 :

Question 1 :

In known elements, the maximum number is of
A. Metals
B. Non Metals
C. Metalloids
D. None of these

Correct Ans: Option A

Question 2 :

Which of the following acids is NOT present in grapes?
A. Acetic acid
B. Malic acid
C. Tartaric acid
D. Citric acid

Correct Ans: Option A

Question 3 :

Which one of the following elements is the poorest conductor of heat
A. sodium
B. lead
C. zinc
D. mercury

Correct Ans: Option B

Question 4 :

A radioactive substance has a half life of four months, three-fourth of the substance would decay in
A. 3 months
B. 4 months
C. 8 months
D. 12 months

Correct Ans: Option C

Question 5 :

Constantan is an alloy of copper and
A. aluminium
B. tin
C. nickel
D. iron

Correct Ans: Option C

Question 6 :

White phosphorous is stored in
A. Oxygen
B. Alcohol
C. Hydrogen
D. Water

Correct Ans: Option D

Question 7 :

Which of the following is NOT an allotrope of carbon?
A. Diamond
B. Graphite
C. C-60
D. Methane

Correct Ans: Option D

Question 8 :

An antibiotic is
A. a substance produced by blood cells against bacteria
B. a substance produced by blood cells against infection.
C. a chemical synthesised by a micro-organism against another microorganisms
D. a chemical synthesized by a human cell against a microorganism

Correct Ans: Option C

Question 9 :

Which of the following is the strongest acid?
A. ClCH2COOH
B. BrCH2COOH
C. FCH2COOH
D. ICH2COOH

Correct Ans: Option C

Question 10 :

Which is the gas used for making vegetables and vanaspathi from vegetable oils?
A. Hydrogen
B. Nitrogen
C. Argon
D. Helium

Correct Ans: Option A

Quiz Summary


Here the correct answers of every question in this quiz.

Q.1 [A],     Q.2 [A],     Q.3 [B],     Q.4 [C],     Q.5 [C],     Q.6 [D],     Q.7 [D],     Q.8 [C],     Q.9 [C],     Q.10 [A],    


Total Questions: 10
Your score:
Subject: Chemistry
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