Chemistry problems
- 1. The nitrogenous waste of Human Beings is
Options- A. Ammonia
- B. Urea
- C. Ammonium Nitrate
- D. Uric Acid Also asked in: Bank Exams
Correct Answer: Urea
- 2. ______ is used for making chemical apparatus like beakers, flasks etc.
Options- A. Potash glass
- B. Hard glass
- C. Jena glass
- D. Soda glass Also asked in: Bank Exams
Correct Answer: Hard glass
- 3. Atomic number of which of the following elements is greater than that of Copper?
Options- A. Iron
- B. Chromium
- C. Zinc
- D. Manganese Also asked in: Bank Exams
Correct Answer: Zinc
- 4. Which among the following is used to generate light, to weld metals?
Options- A. Ethylene
- B. Acetylene
- C. Glycol
- D. Oxalic acid Also asked in: Bank Exams
Correct Answer: Acetylene
- 5. Which of the following gas leaked in the Bhopal Gas tragedy in December 1984?
Options- A. Methyl isocyanate
- B. Methyl isochlorate
- C. Methyl Phosphate
- D. Methyl Isopropate Also asked in: Bank Exams
Correct Answer: Methyl isocyanate
- 6. The oceanic crust mainly consists of silica and __________.
Options- A. magnesium
- B. iron
- C. manganese
- D. sulphur Also asked in: Bank Exams
Correct Answer: magnesium
- 7. Magnesium oxide (MgO) + Water (H2O) = ?
Options- A. [Mg(OH)]
- B. [Mg(O2H)2]
- C. [Mg2(OH)]
- D. [Mg(OH)2] Also asked in: Bank Exams
Correct Answer: [Mg(OH)2]
- 8. What is the name of the acid in grapes?
Options- A. Lactic acid
- B. Formic acid
- C. Acetic acid
- D. Tartaric acid Also asked in: Bank Exams
Correct Answer: Tartaric acid
- 9. Limestone is a raw material used by which industry?
Options- A. Aluminium
- B. Fertilizers
- C. Cement
- D. Petrochemicals Also asked in: Bank Exams
Correct Answer: Cement
- 10. Chemical properties of isotopes .............
Options- A. must be same
- B. must be different
- C. need not be same
- D. need not be different Also asked in: Bank Exams
Correct Answer: must be same
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