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- Question
Which of the following is a Decomposition Reaction?
Options- A. 2HgO ----> 2Hg + O2
- B. 6NaNO3 ----> 6NaNO2 + 3O2
- C. ZnCO3 ----> ZnO + CO2
- D. All the above
- Correct Answer
- All the above
ExplanationAll the given reactions are Decomposition reactions.
Decomposition reaction is a reaction in which only one reactant is splitted into two or more products.
- 1. The members of the State Public Service Commission are appointed by the
Options- A. chief minister
- B. chief justice
- C. governor
- D. vice-president Discuss
- 2. Which is known as 'Garden City of India'?
Options- A. Trivandram
- B. Imphal
- C. Simla
- D. Bangalore Discuss
- 3. Who is the author of 'Tom Sawyer'?
Options- A. Leo Tolstoy
- B. Mark Twain
- C. John Ruskin
- D. William Shakespeare Discuss
- 4. Which of the following measures are effective for soil conservation in India?
- Avoiding crop rotation
- Afforestation
- Encouraging the use of chemical fertilizers
- Limiting shifting cultivation
Options- A. I and II
- B. II and IV
- C. III and IV
- D. I, II and III Discuss
- 5. Which player has scored the most runs in a single Test innings?
Options- A. Graham Gooch
- B. Matthew Hayden
- C. Brian Lara
- D. Agarkar Discuss
- 6. Bell metal is an alloy of
Options- A. nickel and copper
- B. zinc and copper
- C. brass and nickel
- D. tin and copper Discuss
- 7. Mark Waugh is commonly called what?
Options- A. Afganistan
- B. Junior
- C. Tugga
- D. Julio Discuss
- 8. Which two counties did Anil Kumble play for?
Options- A. Nottinghamshire & Lancashire
- B. Nottinghamshire & Leicestershire
- C. Northamptonshire & Leicestershire
- D. Northamptonshire & Lancashire Discuss
- 9. What is the middle name of Sourav Ganguly?
Options- A. Chandidas
- B. Mohandas
- C. Chandradas
- D. Tarwadi Discuss
- 10. The sidereal month may be defined as
Options- A. the period in which the moon completes an orbit around the earth
- B. the period in which the moon completes an orbit around the earth and returns to the same positions in the sky
- C. the period of rotation of moon
- D. None of the above Discuss
More questions
Correct Answer: governor
Correct Answer: Bangalore
Correct Answer: Mark Twain
Correct Answer: II and IV
Correct Answer: Brian Lara
Correct Answer: tin and copper
Correct Answer: Junior
Explanation:
'Afganastan' (as in the 'forgotten Waugh') was an invention of the media in the late 1980s. Tugga is brother Steve's nickname.
Correct Answer: Northamptonshire & Leicestershire
Explanation:
Kumble had a great season with Northants taking 105 wickets.
Correct Answer: Chandidas
Explanation:
The Prince was born on 8th July 1972.
Correct Answer: the period in which the moon completes an orbit around the earth and returns to the same positions in the sky
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