Q:

Which one of the following statements is correct?

A) The oxidation number for hydrogen is always zero.	B) The oxidation number for hydrogen is always + 1.
C) The oxidation number for hydrogen is always -1.	D) Hydrogen can have more than one oxidation number.

Answer & Explanation Answer: D) Hydrogen can have more than one oxidation number.

Explanation:

Hydrogen has two possible oxidation numbers: +1 and -1.

-1 in case of hydrides.

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Q:

What is the other name of sodium carbonate?

A) Baking soda	B) Washing soda
C) Baking powder	D) No option is correct

Answer & Explanation Answer: B) Washing soda

Explanation:

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Q:

Kautilya was the Prime Minister of

A) Chandragupta Vikramaditya	B) Ashok
C) Chandragupta Maurya	D) King Kanak

Answer & Explanation Answer: C) Chandragupta Maurya

Explanation:

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Q:

Charles Darwin, the famous evolutionist, proposed his theory in which one of his books ?

A) The families of flowering plant	B) The origin of species
C) The life on earth	D) The story of the living world

Answer & Explanation Answer: B) The origin of species

Explanation:

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Q:

Who of the following is a world famous flute player?

A) Pandit Ravi Shankar	B) Shivkumar Sharma
C) Zakir Hussain	D) Hariprasad Chaurasia

Answer & Explanation Answer: D) Hariprasad Chaurasia

Explanation:

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Q:

Which cricket player recently became the 6th Indian to take 300 wickets in test cricket?

A) Bhuvanesh Kumar	B) Jasprit Bumrah
C) Ishant Sharma	D) Ravichandran Ashwin

Answer & Explanation Answer: C) Ishant Sharma

Explanation:

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Q:

Name the Commission that came to India in 1928 to reform India's constitutional system.

A) Rowlatt Act	B) Pitt's India Act
C) Partition of Bengal	D) Simon Commission

Answer & Explanation Answer: D) Simon Commission

Explanation:

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Q:

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

To understand the nature of electromagnetic radiation, it is imperative that we grasp the _______ nature of light.

A) twice	B) dual
C) double	D) dichotomous

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