Unit 2 Revision (Hydrocarbons)

What is a hydrocarbon?

• A compound which contains carbon only

• A compound which contains hydrogen and carbon only

• A compound which contains hydrogen, oxygen and carbon only

• A compound which contains hydrogen only

Tags

NGSS.HS-LS1-6

What is a homologous series?

• A family of compounds that are made of hydrogen and carbon

• A family of compounds with the same chemical properties and different general structure

• A family of compounds with a different general formula and similar chemical properties

• A family of compounds with the same general formula and similar chemical properties

What is meant by a saturated hydrocarbon?

• Contains at least one carbon to carbon double bond

• Contains only single covalent bonds between the carbon atoms

• Contains mostly single covalent bonds between the carbon atoms

• Contains a double covalent bond between the carbon atoms

What is meant by an unsaturated hydrocarbon?

• Contain at least one carbon to carbon double bond or a carbon to carbon triple bond

• Contain only carbon to carbon double bonds

• Contain only carbon to carbon single bonds

• Contain at least two carbon to carbon double bond or a carbon to carbon triple bond

What is used to test for saturation/ unsaturation?

• Bromine acid

• Potassium permanganate

• Iodine solution

• Bromine water

What is an isomer?

• Compounds with different molecular formula and same structural formula

• Compounds with same molecular formula and same structural formula

• Compounds with same molecular formula and different structural formula

• Compounds with different molecular formula and different structural formula

What name is given to the first group of cyclic hydrocarbons?

• cycloalkanes

• cyclicalkanes

• cyclocarbons

• cycloalkenes

What is the molecular formula of a methyl functional group?

• CH2

• CH3

• C2H5

• CH5

identify an isomer of but-2-ene

• cyclopropane

• but-3-ene

• butane

• but-1-ene

What is the general formula of the alkanes?

• CnH2n

• CnH2n+1

• CnH2n+2

• CnH