Q:

Consider the following chemical reaction :

${aFe}_{2} O_{3} (s) + bCO (g) + cFe (s) + {dCO}_{2}$

In the balanced chemical equation of the above, which of the following will be the values of the coefficients a, b, c and d respectively?

A) 3, 2, 3, 1	B) 1, 3, 2, 3
C) 2, 3, 3, 1	D) 3, 3, 2, 1

Answer & Explanation Answer: B) 1, 3, 2, 3

Explanation:

Fe2O3 + 3CO = 2Fe + 3CO2

Hematite + Carbon Monoxide = Iron + Carbon Dioxide

In this reaction, the iron oxide is reduced to iron, and the carbon is oxidised to carbon dioxide.

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Filed Under: Chemistry
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0 96472

Q:

Choose the synonym of

to thrash

A) to pin	B) to grasp
C) to pinch	D) to beat up

Answer & Explanation Answer: D) to beat up

Explanation:

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Filed Under: English
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0 96375

Q:

Improve the bracketed part of the sentence.

Having finished the voluminous novel, (it was being put away by him).

A) was put away by him	B) he has had put it away
C) he put it away	D) no improvement

Answer & Explanation Answer: C) he put it away

Explanation:

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Filed Under: English
Exam Prep: Bank Exams , GRE

0 96056

Q:

Select the antonym of

atheist

A) skeptic	B) pagan
C) disciple	D) agnostic

Answer & Explanation Answer: C) disciple

Explanation:

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Filed Under: English
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0 96018

Q:

Select the synonym of

rendezvous

A) tryst	B) dispersal
C) rift	D) split

Answer & Explanation Answer: A) tryst

Explanation:

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0 95662

Q:

Select the synonym of

crown

A) frown	B) apex
C) nadir	D) base

Answer & Explanation Answer: B) apex

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

0 95595

Q:

Select the synonym of

bedevilment

A) delight	B) beset
C) facilitate	D) contentment

Answer & Explanation Answer: B) beset

Explanation:

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Exam Prep: Bank Exams

2 95581

Q:

An interest group hires lobbyists to

A) influence legislators	B) raise money for politicians
C) handle tough problems	D) enact laws in its favor

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