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- Question
Which of the following reactions are exothermic? 1) C + O2 ? CO22) 2Mg + O2 ? 2MgO3) CuSO4 + 5H2O ? CuSO4.5H2O4) All the above
Options- A. 1
- B. 2
- C. 3
- D. 4
- Correct Answer
- 4
ExplanationHere all the given options are Exothermic reactions. Exothermic reactions are those reactions which involves the release of heat.
Generally all the combining reactions are exothermic in nature.
- 1. The only Indian to win the Nobel prize in physics is
Options- A. Dr. J.C. Bose
- B. Dr. C. V. Raman
- C. Dr. Vickram Sarabhai
- D. Dr. H. J. Bhabha Discuss
- 2. Which year is observed as Poverty Eradication Year by SAARC?
Options- A. 1998
- B. 1997
- C. 1996
- D. 1995 Discuss
- 3. The tertiary winds on the north of the Alps (Europe) are called
Options- A. the Chinook
- B. the foehn
- C. the sirocco
- D. the loo Discuss
- 4. The nickname of Glenn McGrath is what?
Options- A. Ooh Ahh
- B. Penguin
- C. Big Bird
- D. Pigeon Discuss
- 5. Who won the 1993 "King of the Ring"?
Options- A. Owen Hart
- B. Bret Hart
- C. Edge
- D. Mabel Discuss
- 6. Permanent hardness of water can be removed by adding
Options- A. chlorine
- B. washing soda
- C. potassium permanganate
- D. bleaching powder Discuss
- 7. The largest city in Latin America is
Options- A. Mexico city
- B. Caracas
- C. Rio-de-Janeiro
- D. Buenos Aires Discuss
- 8. The headquarters of the Commonwealth of Independent States (CIS), formed out of erstwhile USSR, is at
Options- A. Minsk in Byelorussia
- B. Moscow in Russia
- C. Kiev in Ukraine
- D. Kistiner in Moldavia Discuss
- 9. Besides UK, USA, Germany and Japan the G-7 countries includes
Options- A. Canada, France and Russia
- B. Canada, Italy and Netherlands
- C. France, Netherlands and Russia
- D. Canada, France and Italy Discuss
- 10. The office of the UN General Assembly is in
Options- A. Vienna
- B. New York
- C. Paris
- D. Zurich Discuss
More questions
Correct Answer: Dr. C. V. Raman
Correct Answer: 1995
Correct Answer: the foehn
Correct Answer: Pigeon
Explanation:
So called because of his skinny legs.
Correct Answer: Bret Hart
Explanation:
Bret hart defeated Razor Ramon, Mr. Perfect and the late Bam Bam Bigelow. Jerry Lawer would attack Bret after the match saying he was the only king in wrestling.
Correct Answer: washing soda
Correct Answer: Mexico city
Correct Answer: Minsk in Byelorussia
Correct Answer: Canada, France and Italy
Correct Answer: New York
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