Discussion
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- Question
Which among the following compounds has the strongest hydrogen bond?
Options- A. HI
- B. HCl
- C. HF
- D. HBr
- Correct Answer
- HF
- 1. Which of the following elements has the lowest melting point?
Options- A. Platinum
- B. Carbon
- C. Cobalt
- D. Krypton Discuss
- 2. Which compound is used in Anti-malarial drug?
Options- A. Aspirin
- B. Neosporin
- C. Chloroquin
- D. Antacid Discuss
- 3. Glass is also called ________.
Options- A. Supercooled liquid
- B. Super liquid
- C. Ideal liquid
- D. Distilled liquid Discuss
- 4. Which among the following is used in making liquors, medicines and as a fuel in aircrafts?
Options- A. Propyl alcohol
- B. Dimethyl alcohol
- C. Ethyl alcohol
- D. Methyl alcohol Discuss
- 5. Metals are generally ______. I. Ductile II. Malleable III. Poor conductors of heat
Options- A. Only I and II
- B. Only I and III
- C. Only II and III
- D. All I, II and III Discuss
- 6. Name the acid present in lemon.
Options- A. Phosphoric acid
- B. Carbonic acid
- C. Citric acid
- D. Malic acid Discuss
- 7. Adding which substance gives blue colour to glass?
Options- A. Manganese oxide
- B. Cobalt oxide
- C. Chromium oxide
- D. Iron oxide Discuss
- 8. What is the base of the Octal Numeral System?
Options- A. 8
- B. 16
- C. 32
- D. 64 Discuss
- 9. Which of the following elements has the lowest melting point?
Options- A. Bromine
- B. Zinc
- C. Lead
- D. Calcium Discuss
- 10. A substance that cannot be broken down into simpler substances
Options- A. Heterogenous mixure
- B. Compound
- C. Homogenous mixture
- D. Element Discuss
Chemistry problems
Search Results
Correct Answer: Krypton
Correct Answer: Chloroquin
Correct Answer: Supercooled liquid
Correct Answer: Ethyl alcohol
Correct Answer: Only I and II
Correct Answer: Citric acid
Correct Answer: Cobalt oxide
Correct Answer: 8
Correct Answer: Bromine
Correct Answer: Element
Explanation:
A substance that cannot be decomposed (broken down) into simpler substances by ordinary chemical means.
Examples: gold, iron, carbon, hydrogen, oxygen, nitrogen.
Material composed of only one kind of matter throughout (same atoms or same molecules).
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