Quiz on Chemistry Set 28

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Quiz on Chemistry Set 28 :

Question 1 : 

What is the electron configuration of Radium?
A. 6s2
B. 7s2
C. 7s2 7p6
D. 7s2 7p4

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Correct Ans: Option B

Question 2 : 

Which of the following is NOT correct about the use of Quick lime?
A. Manufacturing of cement
B. Manufacture of sodium carbonate
C. Purification of sugar
D. used to extinguish fire

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Correct Ans: Option D

Question 3 : 

What is the half life of the longest lived isotope of Francium?
A. 1 minute
B. 21 minute
C. 21 hours
D. 100 days

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Correct Ans: Option B

Question 4 : 

Which of the following is NOT correct about Group 14 elements?
A. All of them are solids
B. Melting points are much higher than those of corresponding elements of group 13
C. Carbon is a non-metal
D. Germanium is a metal

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Correct Ans: Option D

Question 5 : 

Which of the following is correct about Hydrazine?
A. It is used in various rocket fuels
B. Its chemical formula is N2 H2
C. It is a blue colour liquid
D. All of the above

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Correct Ans: Option A

Question 6 : 

Which of the following is correct about Ammonia?
A. The ammonia molecule is trigonal pyramidal in shape
B. Ammonia gas is light blue in colour
C. its aqueous solution is highly basic
D. Ammonia gas is odorless

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Correct Ans: Option A

Question 7 : 

Which of the following compound is prepared using Ostwald’s process?
A. Potassium permanganate
B. Hydrochloric acid
C. Nitric acid
D. None

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Correct Ans: Option C

Question 8 : 

Which of the following gases is not a noble gas?
A. Argon
B. Chlorine
C. Helium
D. Zenon

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Correct Ans: Option B

Question 9 : 

N2 content is kept constant in the biosphere due to
A. Absorption of N2
B. N2 fixation
C. Industrial pollution
D. Nitrogen cycle

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Correct Ans: Option D

Question 10 : 

Which among the following element in the human body / organ makes the main basis of working of the MRI (Magnetic resonance imaging)?
A. Nitrogen
B. Calcium
C. Hydrogen
D. Sodium

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Correct Ans: Option C

Quiz Summary

Here the correct answers of every question in this quiz.

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


Total Questions: 10
Your score:
Subject: Chemistry
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