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InOrganic Chemistry -- Carbon
1.
In the carbon family the elements other than carbon do not form pΠ-pΠ
bonds because the atomic orbitals are too
- A.small and diffuse to undergo effective lateral overlap
- B.large and diffuse to undergo effective lateral overlap
- C.large and far too less diffuse to overlap linearly
- D.small to overlap both laterally and linearly
- Answer
- Report
Answer : [B]
2.
The stability of the tetrahalides of carbon decreases in the order
- A.CF4 > CCl4 > CBr4 > CI
- B.CCl4 > CBr4 > CF4 > CI
- C.CI4 > CCl4 > CBr4 > CF4
- D.CBr4 > CF4 > CCl4 > CI4
- Answer
- Report
Answer : [A]
3.
Graphite has a layered structure. The distance between the layers is
- A.135 pm
- B.435 pm
- C.225 pm
- D.335 pm
- Answer
- Report
Answer : [D]
4.
The interlayer distance in graphite is
- A.very small, the layers being tightly packed
- B.many times larger than the covalent radius of carbon
- C.more than twice the covalent radius of carbon
- D.the same as the covalent radius of carbon
- Answer
- Report
Answer : [C]
5.
Carbon forms a large number of compounds due to its
- A.tetravalency
- B.variable valency
- C.large chemical affinity
- D.property of catenation
- Answer
- Report
Answer : [D]
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