Metals and Elements GK Questions – Part 2
11. Which of the following is an element?
A. Ruby
B. Sapphire
C. Emerald
D. Diamond
Answer:
D. Diamond
12. Horizontal rows in the periodic table are called ___________
a. Groups
b. Group 14
c. PerioD.
d. Period 14
ANSWER:
c. PerioD.
13. Water is a good solvent of ionic salts because
A. it has a high specific heat
B. it has no colour
C. it has a high dipole moment
D. it has a high boiling point
Answer:
C. it has a high dipole moment
14. Which of the following is not an isotope of hydrogen?
A. Tritium
B. Deuterium
C. Protium
D. Yttrium
Answer:
D. Yttrium
15. LPG consists of mainly
A. methane, ethane and hexane
B. ethane, hexane and nonane
C. methane, hexane and nonane
D. methane, butane and propane
Answer:
D. methane, butane and propane
16. Air is a/an
A. compound
B. element
C. electrolyte
D. mixture
Answer:
D. mixture
17. What is laughing gas?
A. Nitrous OxiD.
B. Carbon monoxiD.
C. Sulphur dioxiD.
D. Hydrogen peroxiD.
Answer:
A. Nitrous OxiD.
18. Actinides are the elements with atomic numbers from
A. 97 to 104
B. 101 to 115
C. 89 to 103
D. 36 from 43
Answer:
C. 89 to 103
19. The most important ore of aluminium is
A. galena
B. calamine
C. calcite
D. bauxite
Answer:
D. bauxite
Explanation:
Bauxite is an aluminium ore and is the main source of aluminium.
20. Most soluble in water is
A. camphor
B. sulphur
C. common salt
D. sugar
Answer:
D. sugar
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- Metals and Elements GK Questions – Part 12
- Metals and Elements GK Questions – Part 11
- Metals and Elements GK Questions – Part 10
- Metals and Elements GK Questions – Part 9
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Metals and Elements
- Metals and Elements GK Questions and Answers
- Metals and Elements GK Questions – Part 2
- Metals and Elements GK Questions – Part 3
- Metals and Elements GK Questions – Part 4
- Metals and Elements GK Questions – Part 5
- Metals and Elements GK Questions – Part 6
- Metals and Elements GK Questions – Part 7
- Metals and Elements GK Questions – Part 8
- Metals and Elements GK Questions – Part 9
- Metals and Elements GK Questions – Part 10
- Metals and Elements GK Questions – Part 11
- Metals and Elements GK Questions – Part 12
- Metals and Elements GK Questions – Part 13
- Metals and Elements GK Questions – Part 14
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