Discussion
Home ‣ General Knowledge ‣ Chemistry Comments
- Question
Which base is present in soap?
Options- A. Sodium hydroxide
- B. Silicon dioxide
- C. Calcium hydroxide
- D. Ammonium hydroxide
- Correct Answer
- Sodium hydroxide
- 1. What is the process of rust forming on iron called?
Options- A. Rusting
- B. Crystallisation
- C. Shovel
- D. Spade Discuss
- 2. The salt concentration (measured as salinity in parts per thousand), is _______ % in sea.
Options- A. 10-20
- B. 30-35
- C. 40-50
- D. 60-70 Discuss
- 3. Vinegar and Baking Soda together produce ____________.
Options- A. Copper
- B. Carbon Dioxide
- C. Copper Sulphate
- D. Magnesium Oxide Discuss
- 4. Crystallisation is an example of?
Options- A. Physical Change
- B. Chemical Change
- C. Chemical Reaction
- D. Galvanisation Discuss
- 5. Which of the following is used as non stick coating for cooking utensils?
Options- A. Perspex
- B. Styrofoam
- C. Polystyrene
- D. Teflon Discuss
- 6. Which of the following statement(s) is/are CORRECT? I. Acids are sour in taste and generate H+ ions. II. Acids are sour in taste and generate OH? ions. III. Bases are bitter intaste and generate OH? ions.
Options- A. Only I and III
- B. Only I and II
- C. Only II and III
- D. All I, II and III Discuss
- 7. Binomial Nomenclature was founded by
Options- A. Charles Darwin
- B. Robert Nucleus
- C. Carl Linnaeus
- D. Lamarck Discuss
- 8. Magnetite is an ore/mineral of
Options- A. Beryllium
- B. Chromium
- C. Iron
- D. Lead Discuss
- 9. The poisonous gas accidentally released in Bhopal Gas Tragedy is
Options- A. Methane
- B. Nitrous Oxide
- C. Methyl Isocyanate
- D. Cyanogen Discuss
- 10. The conversion of hard water into soft water by boiling or adding calcium hydroxide is called _______.
Options- A. Baker's process
- B. Temp's process
- C. Clarke's process
- D. Lake's process Discuss
Chemistry problems
Search Results
Correct Answer: Rusting
Correct Answer: 30-35
Correct Answer: Carbon Dioxide
Correct Answer: Physical Change
Correct Answer: Teflon
Correct Answer: Only I and III
Correct Answer: Carl Linnaeus
Correct Answer: Iron
Correct Answer: Methyl Isocyanate
Correct Answer: Clarke's process
Comments
There are no comments.More in General Knowledge:
Programming
Copyright ©CuriousTab. All rights reserved.