Questions

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:

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:

The conversion of hard water into soft water by boiling or adding calcium hydroxide is called _______.

A) Baker's process B) Temp's process
C) Clarke's process D) Lake's process
 
Answer & Explanation Answer: C) Clarke's process

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Q:

Anaemia is caused because of deficiency of which of the following?

A) Cobalt B) Iron
C) Sodium D) Calcium
 
Answer & Explanation Answer: B) Iron

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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.
Live from hand to mouth

A) Filthy rich people B) To be dependent on others
C) To have enough money to live on and nothing extra D) Living in miserable conditions.
 
Answer & Explanation Answer: C) To have enough money to live on and nothing extra

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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.
A lover of work

A) Oenophile B) Technophile
C) Romanophile D) Ergophile
 
Answer & Explanation Answer: D) Ergophile

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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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Q:

Which among the following is an example of solid sol?

A) Milk of magnesia B) Foam
C) Coloured gemstones D) Rubber
 
Answer & Explanation Answer: C) Coloured gemstones

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