posted by Kate on .
I got some multiple choice questions to practice and I'm not sure of how to get the answers...
1). Which of the following corresponds to the COC bond angle in dimethyl ether?-94 degrees, 110degrees, 180 degrees, 122 degrees, or 60 (i think it's 110
2). classify the reaction below as oxidation, a reduction, or neither.
3). among the compounds water, but-1-yne, but-2-yne, and ethane, which are stronger acides than ammonia
a). water and but-1-yne b). water and ethane c). but-1-yne and ethane d). but-1-yne and but-2-yne
4). which of the following alcohols undergoes dehydration upon heating with concentrated H2SO4 without carbocation rearrangement?
a). 2-methyl-2phenylpropan-1-ol b). 2-methylhexan-3-ol c). 3-methylpentan-3-ol d). 3,3-dimethylpentain-2-ol e). both a and b
5). which of the following alkyl halides can produce only a single alkene product from when treated with sodium methoxide?
6). which of the following is not a property of ehters which makes them good solvents in organic reactions?
a). they dissolve a wide range of polar substances
b).they dissolve " " of np substances
c).they are nonhydroxylic
d).they have relatively high boiling pts for their molecular weights
e).they are normally unreactive toward strong bases