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总结只用于介绍个人工作经验

A. 对
B. 错

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Which formula could represent a straight chain saturated compound?

A. C12H22
B. C8H16
C10H22
D. C2H2

Which of the following molecules does NOT exist as a pair of cis/transisomers?

A. CH3CH=CHBr
B. CH2=CHBr
CH3CH2CH=CHCH2CH3
D. pent-2-ene

In a combustion reaction 2 mol of oxygen gas react with 1 mol ofethene. The products of the reaction areCH2CH2 + 2O2→

A. CO2 and H2O
B. C and H2O
CO andH2O
D. CH3CH2OH

When an alcohol is formed from an alkene, the type of reaction thatoccurs is known as:

A. addition
B. substitution
C. elimination
D. combustion

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