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- 1. Multiple Choice
Compounds that are composed of the same number and type of atoms but have them arranged in different ways are ___________.
isomers
isotopes
polymers
alkanes
- 2. Multiple Choice
What property can be assigned to a carbon atom that has four different atoms or structural groups attached to it?
isomerity
chirality
chivalry
geometry
- 3. Multiple Choice
Chiral carbons will produce _____________.
structural isomers
optical isomers
polymers
monomers
- 4. Multiple Choice
What operation would transform 2,2 dimethylbutane into hexane?
Adding one carbon and three hydrogen atoms.
Moving the methyl group to the other end of the molecule.
Moving both methyl groups, one to each end of the molecule
Rotating the molecule.
- 5. Multiple Choice
In a stereoisomer, ________ means "on the same side" and ______ means "across from."
cis; trans
cis; L
D; L
trans; cis
- 6. Multiple Choice
How many position isomers exist for hexene?
three
two
five
four
- 7. Multiple ChoiceA double bond between two carbon atoms consists of2 sigma bonds1 sigma bond and 1 pi bond2 pi bondsThe bonding scheme varies depending on the molecule
- 8. Multiple Choice
There are two main forms of isomerism, which are?
Structural isomerism and Stereoisomerism
Stereoisomerism and Physical isomerism
Chemical isomerism and Stereoisomerism
Structural isomers and Geometric Isomers
- 9. Multiple ChoiceA structural isomer of pentane is?2,2-dimethyl octane2-methyl butane1-methyl propane1-methyl pentane
- 10. Multiple ChoiceGeometric isomers shown below is calledCis/trans 1,2 dichloroethaneCis/trans 1,2 dichloroetheneCis/trans 1,2 chloroethaneCis/trans 1,2 chloroethene
- 11. Multiple ChoiceAre the following molecules isomers?YesNo
- 12. Multiple ChoiceAre the following molecules isomers?YesNo
- 13. Multiple ChoiceAre the following molecules isomers?YesNo
- 14. Multiple ChoiceAre the following molecules isomersYesNo
- 15. Multiple ChoiceAre the following molecules isomersYesNo
- 16. Multiple ChoiceAre the following molecules isomers?YesNo
- 17. Multiple ChoiceAre the following molecules isomers?YesNo
- 18. Multiple ChoiceAre the compounds shown isomersYesNo
- 19. Multiple ChoiceRequirement for geometric isomers arepresence of different atomspresence of same type of atomspresence of double bondsatoms are located at different positions
- 20. Multiple Choice
Which molecule does not have geometric isomerism?
A
B
C
D
- 21. Multiple ChoicePropane has no structural isomersTrueFalse
- 22. Multiple ChoiceHow many structural isomers exist for hexenethreetwofivefour
- 23. Multiple Choice
What kind of stereoisomerism is seen here?
cis
trans
optical
none
- 24. Multiple Choice
Does this show a cis or trans isomer?
cis
trans
- 25. Multiple Choice
The property in which a molecule exists in a right- and left-handed form.
optically active
cis trans
chirality
achiral
geometric isomers
- 26. Multiple Choice
A compound capable of forming optical isomers:
has a carbon with 4 different groups
is at least 4 carbons long
has a mirror image
reflects plane polarised light
- 27. Multiple Choice
The optical isomer of this compound is
- 28. Multiple Choice
Optcial isomers have:
polarised light
non-superimposable mirror images
mirror images
superimposable mirror images
- 29. Multiple Choice
OPtical isomers
reflect polarised light in opposite directions
rotate polarised light in opposite directions
reflect plane polarised light in opposite directions
rotate plane polarised light in opposite directions
- 30. Multiple Choice
Given the formula representing a compound:
Which formula represents an isomer of this compound?
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