Combustion : of hydrocarbons

Question 1

what is combustion?

Answer 1

is burning in air or oxygen

essentially it is the reaction with oxygen

Question 2

what is the equation for combustion?

Answer 2

hydrogen + oxygen –> carbon dioxide + water + energy

Question 3

what are the products for incomplete combustion?

Answer 3

carbon and carbon monoxide

Question 4

what are the products for complete combustion?

Answer 4

carbon dioxide and water

Question 5

what is a hydrocarbon?

Answer 5

a compound that contains only hydrogen and carbon

Question 6

what does saturated mean?

Answer 6

an alkane - single bonds

have the general formula - CnH2n + 2

Question 7

what does unsaturated mean?

Answer 7

an alkene - double bonds

have the general formula - CnH2n

Question 8

what’s isomerism?

Answer 8

structural isomers are molecules with the same molecular formula but with different structural formula

Question 9

what is the homologous series?

Answer 9

a family of compounds with similar properties…they show trends in physical properties, have a general formula and have similar chemical properties
as you descend the homologous series you increase by a -CH2 each time