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Q:

Which one of the following elements cannot be detected by "Lassaigne's test"?

A) I B) Cl
C) S D) F
 
Answer & Explanation Answer: D) F

Explanation:

The sodium fusion test, or Lassaigne's test, is used in elemental analysis for the qualitative determination of the presence of foreign elements, namely halogens, nitrogen, and sulphur, in an organic compound. It was developed by J. L. Lassaigne.Silver fluoride is soluble in water and does not precipitate and thus this method cannot be used for detection of fluorine.

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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

A watch dealer sells watches at Rs 600 per watch. However,he is forced to give two successive discounts of 10% and 5% respectively. However, he recovers the sales tax on the net sale price from the customer at 5% of the net price. What price does a customer have to pay him to buy the watch?

A) Rs 539.75 B) Rs 539.65
C) Rs 538.75 D) Rs 538.65
 
Answer & Explanation Answer: D) Rs 538.65

Explanation:
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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
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Q:

When is World Day for Water, recognised by the UN observed?

A) January 21 B) March 22
C) October 27 D) February 24
 
Answer & Explanation Answer: B) March 22

Explanation:
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Filed Under: Important Days and Years

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Q:

Press freedom day is celebrated on

A) May 2 B) May 3
C) May 4 D) None of these
 
Answer & Explanation Answer: B) May 3

Explanation:
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Filed Under: Important Days and Years

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Q:

Which vehicle is spelled the same forwards and backwards?

Answer

RACECAR.

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Subject: Word Puzzles Exam Prep: Bank Exams

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Q:

In what country would you find Coptic Christians?

Answer

Egypt

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Subject: World Geography

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Q:

When is International Day of Non-Violence,recognized by the UN,observed on M.K.Gandhi's birthday is observed

A) December 11 B) November 29
C) October 2 D) Second wednesday of october
 
Answer & Explanation Answer: C) October 2

Explanation:
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Q:

Indian captain Virat Kohli became the first captain to hit six double centuries in Test cricket. He has surpassed -

A) Steve Smith B) Brian Lara
C) Michael Clarke D) Don Bradman
 
Answer & Explanation Answer: B) Brian Lara

Explanation:

Virat Kohli surpasses Brian Lara with sixth Test double hundred as captain.

After reaching the milestone, Virat Kohli became the first captain to score six double tons in Test cricket. He has also become the first player to score six double centuries in just a span of 17 months. He also became the second Indian to score back-to-back double centuries, only after Vinod Kambli.

Apart from him, the only other cricketers who have scored back-to-back double Test tons are Wally Hammond, Don Bradman, Kambli, Kumar Sangakkara and Michael Clarke.

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Filed Under: Sports
Exam Prep: AIEEE , Bank Exams , CAT
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