Questions

Q:

Which bond has the greatest ionic character?

A) H-F B) H-Cl
C) H-N D) H-O
 
Answer & Explanation Answer: A) H-F

Explanation:

Ionic character depends on the electronegativity difference between the bonding elements. The greatest the elctronegativity diffference the greatest the ionic character.

Here in the given options, H-F has has the greatest ionic character. The electronegativity of Hydrogen is 2.1 and that of Fluorine is 4. Now the electronegativity difference is 4 - 2.1 = 1.9.

 

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Filed Under: Chemistry
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Q:

K-9 Journal, which was recently released, is associated with which field?

 

A) Pandemic B) Robotics
C) Medicine D) Policing
 
Answer & Explanation Answer: D) Policing

Explanation:
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Filed Under: General Awareness
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Q:

Correct answer for the given blank out of the four alternatives.


The main failings were of conception and a political willingness to settle _________ easy options. _______________ the expansive declarationsof the need "to maintain effective security of all nuclear materials, _______________ includes nuclear materials used in nuclear weapons”, thesummits narrowed their _______________ to civilian holdings __________________ non­nuclear weapon states.


The main failings were of conception and a political willingness to settle _________ easy options.

A) to B) of
C) from D) for
 
Answer & Explanation Answer: D) for

Explanation:
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Q:

Who termed the Indian Constitution as  "Quasi Federal" ?

A) D.D. Basu B) K.C. Wheare
C) Ivor Jennings D) M.V. Paylee
 
Answer & Explanation Answer: B) K.C. Wheare

Explanation:
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Filed Under: Indian Politics
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Q:

Arrange the following ina proper sequence.

A. Mutation

B. Reproductive isolation

C. Natural selection

D. Evolution

 

A) D,C,B,A B) C,B,A,D
C) A,C,D,B D) A,B,C,D
 
Answer & Explanation Answer: D) A,B,C,D

Explanation:
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Filed Under: Biology
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Q:

In which of the following fields Prof. Malcolm Adiseshiah earned worldwide distinction?

A) Literature B) Medicine
C) Economics D) Nuclear physics
 
Answer & Explanation Answer: C) Economics

Explanation:
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Q:

Improve the bracketed part of the sentence.

Everyday we (have usually) dinner at 8 o'clock.

A) usually have B) have usual
C) have had usually D) no improvement
 
Answer & Explanation Answer: A) usually have

Explanation:
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Q:

Which social evil was conspicuously absent in ancient India?

A) Polygamy B) Sati system
C) Devadasi system D) Purdah system
 
Answer & Explanation Answer: D) Purdah system

Explanation:
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Filed Under: Indian History

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