(a)
Interpretation: Structural formula for 1-Pentene is to be drawn.
Concept Introduction:
(a)
Answer to Problem 23LC
CH3-CH2-CH2-CH=CH2
Explanation of Solution
The compound contains 5 carbon atoms as it has “Pent” in the name. For “ene” the compound contains a double bond. For “1-ene” the compound contains a double bond on the 1-C atom.
Structural Formula is
CH3-CH2-CH2-CH=CH2
b.
Interpretation: Structural formula for 2-hexene is to be drawn.
Concept Introduction: Alkenes are comprised of carbon and hydrogen with at least one double bond in the carbon chain.
b.
Answer to Problem 23LC
CH3-CH2-CH2-CH=CH-CH3
Explanation of Solution
The compound contains 6 carbon atoms as it has “Hex” in the name. For “ene” the compound contains a double bond. For “2-ene” the compound contains a double bond on the 2-C atom.
Structural Formula is
CH3-CH2-CH2-CH=CH-CH3
c.
Interpretation: Structural formula for 2-methyl-1-butene is to be drawn.
Concept Introduction: Alkenes are comprised of carbon and hydrogen with at least one double bond in the carbon chain.
c.
Answer to Problem 23LC
Explanation of Solution
The compound contains 4 carbon atoms. For “ene” the compound contains a double bond. For “2-ene” the compound contains a double bond on the 1-C atom. For “2-methyl” the compound contains a methyl group on the 2-C atom.
Structural Formula is
d.
Interpretation: Structural formula for 2,5-dimethyl-3-hexene is to be drawn.
Concept Introduction: Alkenes are comprised of carbon and hydrogen with at least one double bond in the carbon chain.
d.
Answer to Problem 23LC
Trans-2,5-dimethyl-3-hexene Cis-2,5-dimethyl-3-hexene
Explanation of Solution
The compound contains 6 carbon atoms as it has “hex” in the name. For “ene” the compound contains a double bond. For “3-ene” the compound contains a double bond on the 3-C atom. For “2,5-dimethyl” the compound contains methyl groups on the 2-C atom & 5-C atom.
It has both Trans-2,5-dimethyl-3-hexene Cis-2,5-dimethyl-3-hexene Structural Formula is
Trans-2,5-dimethyl-3-hexene Cis-2,5-dimethyl-3-hexene
Chapter 22 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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