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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

2 2329
Q:

Who is considered as the father of Jainism

Answer

Mahavira

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Subject: Indian Culture

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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
Job Role: Bank PO , Bank Clerk

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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:

In what country would you find Coptic Christians?

Answer

Egypt

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Subject: World Geography

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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

28 2326
Q:

Which is the only bird that can rotate its head to 270 degrees?

A) Kiwis B) Owl
C) Peacock D) Pigeon
 
Answer & Explanation Answer: B) Owl

Explanation:

The only bird that can rotate its head to 270 degrees is OWL.

the_only_bird_that_can_rotate_its_head_to_270_degrees1552025348.jpg image

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Filed Under: Animals and Birds
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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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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