Regents Chemistry Unit 13: Question Preview (ID: 18464)


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All molecules that are organic contain which element?
a) Nitrogen
b) Hydrogen
c) Phosphorus
d) Carbon

What type of bond does carbon form with other atoms?
a) Covalent
b) Ionic
c) Metallic
d) Molecular

How many covalent bonds does each carbon atom form?
a) 1
b) 2
c) 3
d) 4

Which describes the rate of organic reactions?
a) Very slow
b) Slow
c) Fast
d) Very Fast

Which process occurs when organic molecules are reacted with oxygen to produce carbon dioxide and water?
a) Dehydration synthesis
b) Esterification
c) Combustion
d) Saponification

What influence does increasing the number of carbons in a hydrocarbon chain have on its boiling point?
a) Increases
b) Decreases
c) Remains the same
d) I dunno

Which family of hydrocarbons are saturated?
a) Alkanes
b) Alkenes
c) Alkynes
d) Aromatic

Unsaturated hydrocarbons have at least one
a) Single bond
b) Double or triple bond
c) Organic acid
d) Oxygen

Molecules that have the same number of carbons and hydrogens but are arranged at different locations along the chain are called
a) Hydrocarbons
b) Ions
c) Isomers
d) Polyisoprenes

What type of reaction adds a halogen gas to the end of a hydrocarbon molecule?
a) Substitution
b) Halification
c) Addition
d) Saponification

What type of reaction adds two halogen gases to the interior an alkene molecule?
a) Saponification
b) Halification
c) Substitution
d) Addition

Benzene is an example of what type of hydrocarbon molecule?
a) Alkane
b) Aklene
c) Alkyne
d) Aromatic

Which process occurs when you combine two alcohols with sulfuric acid as a dehydrating agent?
a) Esterification
b) Saponification
c) Etherification
d) Fermentation

Which process occurs when you combine an alcohol and an organic acid with sulfuric acid as a dehydrating agent?
a) Fermentation
b) Saponification
c) Etherification
d) Esterification

Etherification and etherification are both types of dehydration synthesis reactions. They both link substituted hydrocarbons together by removing which molecule?
a) Water
b) Sulfuric acid
c) Alcohol
d) Pentane

What type of organic reaction occurs when glucose or fructose breaks down into ethanol and carbon dioxide?
a) Esterification
b) Fermentation
c) Etherification
d) Saponification

What are the two reactants required for saponification?
a) Fat and a strong base
b) Acid and base
c) Alcohol and acid
d) Ether and ester

What type of reaction occurs when many monomers are joined together?
a) Esterification
b) Etherification
c) Saponification
d) Polymerization

C3H8 is a
a) Propane
b) Propene
c) Propyne
d) Methyne

C4H8 is
a) methyne
b) butene
c) 1,2 dimethyl ether
d) butane

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