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- Question
At low temperature, Lead behaves as a :
Options- A. Semi conductor
- B. Super conductor
- C. Insulator
- D. Conductor
- Correct Answer
- Super conductor
- 1. Turquoise is an ore/mineral of
Options- A. Copper
- B. Manganese
- C. Mercury
- D. Tin Discuss
- 2. Which among the following is not a characteristic of oxidation reaction?
Options- A. It involves addition of hydrogen
- B. It involves addition of oxygen
- C. It involves loss of electrons
- D. 4) It involves addition of electronegative element Discuss
- 3. Which among the following is false about alpha particles?
Options- A. They have high ionizing power
- B. They have high penetrating power
- C. They have high kinetic energy
- D. They are positively charged helium nuclei Discuss
- 4. Chromite is an ore/mineral of
Options- A. Zinc
- B. Uranium
- C. Chromium
- D. Titanium Discuss
- 5. Aromatic hydrocarbons contain at least _____ benzene like ring in their molecules.
Options- A. 4
- B. 3
- C. 2
- D. 1 Discuss
- 6. Which of the following is a natural polymer?
Options- A. Bakelite
- B. Nylon
- C. Polythene
- D. Starch Discuss
- 7. Which one of the following nonmetals shows allotropy in the liquid state?
Options- A. Carbon
- B. Sulphur
- C. Phosphorous
- D. Bromine Discuss
- 8. Which of the following is not a nitrogenous fertiliser?
Options- A. Ammonium sulphate
- B. Urea
- C. Ammonium nitrate
- D. Superphospohate Discuss
- 9. Who invented the modern periodic table?
Options- A. Faraday
- B. Mendeleev
- C. Newton
- D. Bohr Discuss
- 10. The compound used in prickly-heat powder to prevent excessive sweating is
Options- A. Boric acid
- B. Phosphoric acid
- C. Carbonic acid
- D. Sulphonic acid Discuss
Chemistry problems
Search Results
Correct Answer: Copper
Correct Answer: It involves addition of hydrogen
Correct Answer: They have high penetrating power
Correct Answer: Chromium
Correct Answer: 1
Correct Answer: Starch
Correct Answer: Sulphur
Correct Answer: Superphospohate
Correct Answer: Mendeleev
Correct Answer: Boric acid
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