Discussion
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- Question
Fire extinguishers emit which gas?
Options- A. Carbon monoxide
- B. Chlorine
- C. Carbon dioxide
- D. Nitrogen
- Correct Answer
- Carbon dioxide
- 1. Manganite is an ore/mineral of
Options- A. Beryllium
- B. Chromium
- C. Manganese
- D. Copper Discuss
- 2. ________ is used for making vinegar.
Options- A. Tartaric acid
- B. Malic acid
- C. Oxalic acid
- D. Acetic acid Discuss
- 3. ______________ is a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi.
Options- A. A)
- B. Glycogen
- C. Pectin
- D. Chitin Discuss
- 4. Which of the following is also used as a Bio fertilizer?
Options- A. Urea
- B. Ammonia
- C. Uric Acid
- D. Nitrates Discuss
- 5. Which of the following is false?
Options- A. Hydrogen atom is roughly a third of the mass of tritium
- B. Deuterium is called heavy hydrogen
- C. Deuterium atom has 1 neutron
- D. Protium is the rarest isotope of hydrogen Discuss
- 6. Atomic number of an atom gives the number of which of the following ?
Options- A. electrons
- B. protons
- C. neutrons
- D. neutrons and protons Discuss
- 7. Acetic Acid is another name for which of the following?
Options- A. Vinegar
- B. Baking Soda
- C. Copper Sulphate
- D. Magnesium Oxide Discuss
- 8. The reaction of Copper Sulphate and Iron produces Iron Sulphate and __________.
Options- A. Vinegar
- B. Ash
- C. Baking Soda
- D. Copper Discuss
- 9. Bauxite is used as raw material by which industry
Options- A. Aluminium
- B. Iron
- C. Steel
- D. Gold Discuss
- 10. Synthetic detergents are prepared from
Options- A. potassium salts of higher fattyacids
- B. sodium salts of higher fattyacids
- C. hydrocarbons of petroleum
- D. glycerides Discuss
Chemistry problems
Search Results
Correct Answer: Manganese
Correct Answer: Acetic acid
Correct Answer: Glycogen
Correct Answer: Ammonia
Correct Answer: Protium is the rarest isotope of hydrogen
Correct Answer: protons
Correct Answer: Vinegar
Correct Answer: Copper
Correct Answer: Aluminium
Correct Answer: hydrocarbons of petroleum
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