Combustion Quiz

What are the product of a complete combustion?

• Carbon monoxide and Carbon dioxide

• Carbon monoxide and Water

• Carbon dioxide and Water

• Only Water

Combustion reactions ALWAYS need oxygen

• True

• False

What is the sum of the integer coefficients when propene undergoes complete combustion?

• 11

• 17

• 21

• 23

Which compound is not in the same homologous series as the others?

• C5H12

• C6H12

• C7H16

• C8H18

Which is correct?

• Mixtures are either homogeneous or heterogeneous and their chemical properties are an average of the individual component properties

• Mixtures are never heterogeneous and their chemical properties are an average of the individual component properties

• Mixtures are either homogeneous or heterogeneous and the components retain their individual chemical properties

• Mixtures are never homogeneous and the components retain their individual chemical properties

Which contains the greatest number of moles of oxygen atoms?

• 0.05 mol Mg(NO3)2

• 0.05 mol C6H4(NO2)2

• 0.1 mol H2O

• 0.1 mol NO2

What is the molecular formula of a hydrocarbon containing 84.6% carbon by mass with a molar mass of 142.3 g mol−1?

• C20H44

• C11H10

• C10H22

• C5H11

What is the IUPAC name of this molecule

• 2-bromo-2-methylpropane

• 2-methyl-2-bromopropane

• Tertbutyl Bromide

• 2-methylpropyl bromide

Methane reacts with chlorine in sunlight.

CH4 (g) + Cl2 (g) → CH3Cl (g) + HCl (g)

Which type of reaction occurs?

• Free-radical substitution

• Electrophilic substitution

• Combustion substitution

• Addition substitution

Which compounds react to form CH3CH2CH2COOCH(CH3)2 ?

• propanoic acid and propan-2-ol

• propanoic acid and butan-2-ol

• butanoic acid and propan-1-ol

• butanoic acid and propan-2-ol