Q:

What is the oxidation number of sulfur in H2S?

A) 2	B) -2
C) 1	D) -1

Answer & Explanation Answer: B) -2

Explanation:

The sum of the oxidation numbers in a compound must equal zero. In the compound hydrogen sulfide, H2S, the two hydrogen atoms have an oxidation number of +1, for a total of +2.

What_is_the_oxidation_number_of_sulfur_in_H2S1556279499.jpg image

Therefore, the oxidation number of sulfur in the compound is -2, and the sum of the oxidation numbers is 0.

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31 24665

Q:

Which of the statements given below are correct?

A) In 2017, Dani Pedrosa raced in MotoGP for Yamaha.

B) United Arab Emirates hosted the Badminton 2017 BWF World Senior Championships.

C) Johanna Konta won the Tennis 2017 Miami Open Women's Singles.

A) Only B	B) Only C
C) Both A and C	D) A, B and C

Answer & Explanation Answer: B) Only C

Explanation:

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Exam Prep: Bank Exams

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Q:

Which of the statements given below are correct?

A) Julio Granda won the 2017 World Senior Chess Championship.

B) Tan Zhongyi won the 2017 World Junior Chess Championship.

C) Russia hosted the Golf 2017 Players Championship.

A) Only A	B) Only C
C) Both B and C	D) None of these

Answer & Explanation Answer: A) Only A

Explanation:

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Exam Prep: Bank Exams

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Q:

Who among the following has been awarded the Arjuna award 2017 for his contribution to hockey?

A) S.V. Sunil	B) P.A. Rafel
C) Sardar Singh	D) Vikram Negi

Answer & Explanation Answer: A) S.V. Sunil

Explanation:

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Q:

The enzyme that converts glucose to ethyl alcohol is

A) Maltase	B) Zymase
C) Diastase	D) Invertase

Answer & Explanation Answer: B) Zymase

Explanation:

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96 24546

Q:

The ratio of cost price and marked price of an article is 2:3 and ratio of percentage profit and percentage discount is 3:2 . what is the discount percentage?

A) 16.66%	B) 20%
C) 25%	D) 33.33%

Answer & Explanation Answer: A) 16.66%

Explanation:

CP : MP = 2x : 3x

=> Profit = x

( %) profit : (%) discount = 3:2

Let CP = 2000, SP = 300

But $\frac{3 x}{100} \times 200 + \frac{2 x}{100} \times 300 = 100$

=> x = 8.33%

Discount 2x = 16.66%

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50 24543

Q:

Which of the statements given below are correct?

A) In 2017, Max Verstappen raced in Formula One for Red Bull Racing.

B) In 2017, Steve Smith captained the IPL team Rising Pune Supergiant.

C) In 2017, Sergio Agüero played for the Premier League team Manchester City.

A) Only A	B) A and C
C) Both B and C	D) A, B and C

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

Explanation:

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Q:

Which of the statements given below are correct?

A) In 2017 Pro Kabaddi League, Sandeep Narwal played for Bengaluru Bulls.

B) Alexander Norén won the Golf 2017 BMW PGA Championship.

C) In 2017, Michael Carrick captained the Premier League team Manchester City.

A) Only B	B) B and C
C) A, B and C	D) None of these

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