Weegy: Some polymers are elastic because they are made of cross-linked chains.
User: Which compounds have carbon-carbon double bonds?
a.
alkanes
c.
alcohols
b.
alkenes
d.
ionic compounds
Weegy: ALKENES have carbon-carbon double bonds.
User: What molecules are found in all or almost all organic compounds?
a.
Carbon and oxygen
c.
Carbon and nitrogen
b.
Hydrogen and oxygen
d.
Carbon and hydrogen
Weegy: Carbon and Hydrogen are found in all or almost all organic compounds.
User: Alcohols always contain __________ groups.
a.
alkane
b.
-CH
c.
-OH
d.
toxic
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