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Q:

In addition to nitric acid, another acid which may render iron passive is 

A) acetic acid B) oxalic acid
C) chromic acid D) citric acid
 
Answer & Explanation Answer: C) chromic acid

Explanation:

Passivity of iron is due to formation of an extremely thin and impervious film of ferrosoferric oxide Fe3O4on the surface of iron. Chromic acid, being a powerful oxidising agent (like nitric acid ) renders iron passive. 

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Filed Under: Chemistry

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Q:

When is the ' World AIDS Day ' observed all over the world

A) 1st october B) 12th December
C) 1st December D) 13th November
 
Answer & Explanation Answer: C) 1st December

Explanation:
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Filed Under: Important Days and Years

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Q:

Milk is a 

A) mixture B) element
C) metal D) None of these
 
Answer & Explanation Answer: A) mixture

Explanation:
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Filed Under: Chemistry

5 4235
Q:

All of the following are constituents of RNA molecule except _____

A) Thymine B) Adenine
C) Uracil D) Guanine
 
Answer & Explanation Answer: A) Thymine

Explanation:
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Filed Under: Chemistry
Exam Prep: AIEEE

16 4235
Q:

In isotopes the number of neutrons are

A) same B) different
C) both D) none
 
Answer & Explanation Answer: B) different

Explanation:
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Filed Under: Chemistry

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Q:

Dianna deposits $725 into a savings account that pays 2.3% simple annual interest. How much interest will Dianna earn after 18 months?

A) 23.01 B) 24.01
C) 25.01 D) 26.01
 
Answer & Explanation Answer: C) 25.01

Explanation:

I = Prt

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
Job Role: Bank PO

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Q:

Who are winners of 2016 Kabaddi World Cup ?

A) Iran B) Australia
C) India D) Bangladesh
 
Answer & Explanation Answer: C) India

Explanation:
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Filed Under: Sports

12 4231
Q:

Which player has won the Gold Medal at World Badminton Championship 2017 ?

A) Nozomi Okuhara B) Saina Nehwal
C) Carolina Marin D) P V Sindhu
 
Answer & Explanation Answer: A) Nozomi Okuhara

Explanation:
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Filed Under: Sports
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

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