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Q:

Which one of the following statements is correct?

A) The oxidation number for hydrogen is always zero. B) The oxidation number for hydrogen is always + 1.
C) The oxidation number for hydrogen is always -1. D) Hydrogen can have more than one oxidation number.
 
Answer & Explanation Answer: D) Hydrogen can have more than one oxidation number.

Explanation:

Hydrogen has two possible oxidation numbers: +1 and -1.

-1 in case of hydrides.

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the buttoncorresponding to it. If the sentence is free from error, click the "No error" option.

He flowed into a rage (A)/ at the very (B)/ sight of that man (C)/ No error (D)

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

Explanation:
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Filed Under: English
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Q:

Where did Muhammad Bin Tughlaq shift his capital to from Delhi?

A) Daulatabad B) Aurangabad
C) Allahabad D) Shaharanpur
 
Answer & Explanation Answer: A) Daulatabad

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

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Q:

Which of the following devices converts Chemical energy into Electrical energy?

A) Electric heater B) Electric fan
C) Hair dryer D) Electric cell
 
Answer & Explanation Answer: D) Electric cell

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams , CAT

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Q:

Which of the following is the cleanest source of energy?

A) Biofuel B) Fossil fuel
C) Nuclear power D) Wind energy
 
Answer & Explanation Answer: D) Wind energy

Explanation:
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Filed Under: General Science
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Q:

In terms of size, Venus ranks no. ___ in our Solar System.

A) 5 B) 6
C) 7 D) 8
 
Answer & Explanation Answer: B) 6

Explanation:
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Filed Under: General Science
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Q:

Which Indian PSU has launched the country's first 100 Octane petrol?

A) HPCL B) IOC
C) ONGC D) GAIL
 
Answer & Explanation Answer: B) IOC

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Filed Under: General Awareness
Exam Prep: Bank Exams

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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".

 

The realisation came when we noticed that our children (had becoming) too dependent on us.

 

A) had become B) has became
C) has become   D) no improvement
 
Answer & Explanation Answer: A) had become

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

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