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- 1. Multiple Choice
Given the formula representing a compound:
Which formula represents an isomer of this compound?
- 2. Multiple Choice
Which compound is an isomer of C2H5OC2H5?
CH3COOH
C2H5COOCH3
C3H7COCH3
C4H9OH
- 3. Multiple Choice
Which formulas represent compounds that are isomers of each other?
- 4. Multiple Choice
Given a formula representing a compound:Which formula represents an isomer of this compound?
- 5. Multiple Choice
Given the structural formulas:
Which two formulas represent compounds that are isomers of each other?
A and B
A and C
B and D
C and D
- 6. Multiple Choice
Which pair of compounds are isomers?
NO2 and N2O4
P2O5 and P4O10
HCOOH and CH3COOH
CH3OCH3 and C2H5OH
- 7. Multiple Choice
Molecules of 1-bromopropane and 2-bromopropane differ in
molecular formula
structural formula
number of carbon atoms per molecule
number of bromine atoms per molecule
- 8. Multiple Choice
Which structural formula represents a molecule that is not an isomer of pentane?
- 9. Multiple Choice
Which compound has an isomer?
- 10. Multiple Choice
Which compound is an isomer of CH3CH2OH?
CH3COOH
CH3CH2CH3
CH3OCH3
CH3COCH3
- 11. Multiple Choice
Which pair of compounds are isomers?
CH3CH2CH3 and CH2CHCH3
CH2CH2 and CH3COCH3
CH3OCH3 and CH3COCH3
CH3COCH3 and CH3CH2CHO
- 12. Multiple Choice
Given the compound:
Which structural formula represents an isomer?
- 13. Multiple Choice
Which is an isomer of
- 14. Multiple Choice
Which is an isomer of CH3CH2CH2COOH?
CH3CH2OCH2CH3
CH3CH2CH2OCH3
CH3CH2CH2CH2OH
CH3COOCH2CH3
- 15. Multiple ChoiceA structural isomer of pentane is?2,2-dimethyl octane2-methyl butane1-methyl propane1-methyl pentane
- 16. Multiple ChoiceWhich of the following is true about structural isomers?Have the same molecular formulaHave different physical and chemical properties.Have the same number of elementsall of the above
- 17. Multiple ChoiceAre the compounds shown isomersYesNo
- 18. Multiple ChoicePropane has no structural isomersTrueFalse
- 19. Multiple ChoiceAre the following molecules isomers?YesNo
- 20. Multiple ChoiceAre the following molecules isomers?YesNo
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