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Chemistry, Science
10th -
12thgrade
Carbon and it's compounds (revised portions) CBSE
10 questions
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- 1. Multiple Choice
A functional group mainly determines the....
Physical properties
Chemical properties
Both of them
None of the above
- 2. Multiple Choice
The difference in formula and molecular masses of CH3OH and C2H5OH is
CH3 and 16u
CH4 and 18u
CH2 and 14u
CH3 and 16u
- 3. Multiple Choice
Which of the following does not belong to the the same homologous series?
CH4
C2H6
C3H8
C4H8
- 4. Multiple Choice
Carbon exists in the atmosphere in the form of
Carbon dioxide only
Carbon monoxide only
Coal
Carbon dioxide and carbon monoxide in traces
- 5. Multiple Choice
Carbon's electronic configuration is
2,2,2
2,4
1,1,4
3,2,1
- 6. Multiple Choice
The amount of carbon in the earth's crust
0.03%
0.01%
0.02%
0.00%
- 7. Multiple Choice
In covalent bonding electrons are
Shared
Transferred
Donated
Lost
- 8. Multiple Choice
Which of the following are saturated hydrocarbons
Alkanes
Alkenes
Alkynes
All of the above
- 9. Multiple Choice
Name the compound with formula C2H4
Methane
Ethane
Propane
Ethene
- 10. Multiple Choice
Compounds with identical molecular formula but different structural formula are called...
Isobars
Isotopes
Isomers
Isotones
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