Questions

Q:

Which of the following is a CORRECT statement?

A) Only compounds are pure substance B) Compounds are impure substance
C) Only elements are pure substance D) Both compounds and elements are pure substance
 
Answer & Explanation Answer: D) Both compounds and elements are pure substance

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Q:

Which of the following is an amphoteric oxide?

A) Aluminium oxide B) Iron oxide
C) Magnesium oxide D) Carbon dioxide
 
Answer & Explanation Answer: A) Aluminium oxide

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Q:

Except Helium, all noble gases have how many electrons in the outermost shell?

A) 4 B) 8
C) 6 D) 10
 
Answer & Explanation Answer: B) 8

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Q:

Which of the following metals is found in free state?

A) Sodium B) Gold
C) Potassium D) Calcium
 
Answer & Explanation Answer: B) Gold

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Q:

What is the minimum age to become the Prime Minister of India if he or she is a member of Rajya Sabha?

A) 18 B) 25
C) 30 D) 35
 
Answer & Explanation Answer: C) 30

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Q:

Who has been appointed as the Chief Secretary of the Delhi Government in December 2017?

A) Ajeet Vasant B) Anshu Prakash
C) Aditya Negi D) Akansha Ranjan
 
Answer & Explanation Answer: B) Anshu Prakash

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Q:

What is the name of the most ancient spiral galaxy that existed 11 billion years ago?

A) A1689 B01 B) A1689 B10
C) A1689 B20 D) A1689 B11
 
Answer & Explanation Answer: D) A1689 B11

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Q:

Exobiology refers to

A) Life in Outer space B) Life of animals
C) Life of plants D) Life of human beings on earth
 
Answer & Explanation Answer: A) Life in Outer space

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