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Q:

An acid can be defined as

Answer

An acid can be defined as a molecule or other species which can donate a proton or accept an electron pair in reactions.


(OR)


A substance with particular chemical properties including turning litmus red, neutralizing alkalis, and dissolving some metals; typically, a corrosive or sour-tasting liquid of this kind.

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Subject: Chemistry Exam Prep: AIEEE , Bank Exams , CAT
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Q:

....... is the property of attracting electrons by the halogen atoms in a molecule

A) Electron affinity B) Electro positivity
C) Electro chemistry D) Electro negativity
 
Answer & Explanation Answer: D) Electro negativity

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Q:

If the atomic number of Krypton is 36, then its electronic configuration is:

A) 2,8,18,8 B) 2,8,20,6
C) 2,18,16 D) 2,18,8,8
 
Answer & Explanation Answer: A) 2,8,18,8

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Q:

Which of the follow is the last element in Newlands Law of Octaves classification?

A) Rhodium B) Radium
C) Iron D) Thorium
 
Answer & Explanation Answer: D) Thorium

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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best expresses the same sentence in Indirect/Direct speech.

 

I said to my friend, "Be careful, my dog may bite you."

A) I warned my friend to have been careful and that my dog might be biting him. B) I warned my friend to be careful and that my dog might bite him.
C) I warn my friend to be careful and that my dog may bite him. D) I warned my friend for being careful and that my dog might be biting him.
 
Answer & Explanation Answer: B) I warned my friend to be careful and that my dog might bite him.

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Q:

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

 

One who runs away from justice.

A) Plaintive B) Fugitive
C) Accretive D) Adventives
 
Answer & Explanation Answer: B) Fugitive

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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

It is nothing less than magic which (will transformed) tiny teeny seeds into fruits of life.

A) transform B) transforms
C) transforming D) no improvement
 
Answer & Explanation Answer: B) transforms

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Q:

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

A dime a dozen

A) Strength is in numbers B) People who say bad things have no value
C) Very common and of no particular value D) You save more if you buy in large numbers
 
Answer & Explanation Answer: C) Very common and of no particular value

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