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Q:

What is the oxidation number of sulfur in H2S?

A) 2 B) -2
C) 1 D) -1
 
Answer & Explanation Answer: B) -2

Explanation:

The sum of the oxidation numbers in a compound must equal zero. In the compound hydrogen sulfide, H2S, the two hydrogen atoms have an oxidation number of +1, for a total of +2.

 What_is_the_oxidation_number_of_sulfur_in_H2S1556279499.jpg image

Therefore, the oxidation number of sulfur in the compound is -2, and the sum of the oxidation numbers is 0.

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Filed Under: Chemistry
Exam Prep: GATE , CAT , Bank Exams , AIEEE
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31 21653
Q:

Select the antonym of

affidavit

 

A) affirmation B) slander
C) oath D) testimony
 
Answer & Explanation Answer: B) slander

Explanation:
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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

0 21632
Q:

Which word or words explains the meaning of the following idioms:-

To flog a dead horse

A) To act in a foolish way B) To waste one’s efforts
C) To revive interest in an old subject D) To revive old memories
 
Answer & Explanation Answer: B) To waste one’s efforts

Explanation:

To flog a dead horse means to waste effort on something when there is no chance of succeeding.

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Filed Under: English
Exam Prep: Bank Exams

1 21623
Q:

Rearrange the parts of the sentence in correct order.

So, increasingly,

P-paying to provide revenues
Q-for the Central government
R-the poor have been

A) RPQ B) RQP
C) PQR D) QPR
 
Answer & Explanation Answer: A) RPQ

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

1 21610
Q:

Select the synonym of

preacher

A) atheist B) agnostic
C) evangelist D) pagan
 
Answer & Explanation Answer: D) pagan

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

Out of the following remains excavated in indus valley,which one indicates the commercial and economic development

A) Pottery B) Seals
C) Boats D) Houses
 
Answer & Explanation Answer: B) Seals

Explanation:
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Filed Under: Indian History

54 21591
Q:

Jiling-Langlota Iron ore Block and Guali Iron ore Block, have been inaugurated in which Indian state?

 

A) Odisha B) Jharkhand
C) Bihar D) Chhattisgarh
 
Answer & Explanation Answer: A) Odisha

Explanation:
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Filed Under: Indian Geography
Exam Prep: Bank Exams

1 21570
Q:

Improve the bracketed part of the sentence.

The telecom sector is the backbone to the Digital India vision and it deserves an (enabled) regulatory environment.

A) enabling B) enable
C) able D) No improvement
 
Answer & Explanation Answer: A) enabling

Explanation:
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Filed Under: English

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