Quiz for Chemistry
Quiz by Franz Ivan Josef Francisco
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10 questions
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- Q1Which of the following is an alkane?EthanolCyclohexanePropene30s
- Q2Looking at the chemical formulae of these compounds, which is an alkane?C2H4C3H8C5H1030s
- Q3What is the name of the alkane which has the formula C4H10?ButaneOctaneEthane30s
- Q4Alkanes are saturated hydrocarbons. What does this mean?There are some C=C double bonds present in the molecule.They are very reactive.All C atoms are bonded by single covalent bonds.30s
- Q5When hydrocarbons like the alkanes burn in plenty of air, what type of reaction takes place?Thermal decompositionComplete combustionIncomplete combustion30s
- Q6Which statement is true about incomplete combustion?Poisonous carbon monoxide may be produced.It is cleaner than complete combustion.It releases more energy than complete combustion.30s
- Q7What is needed in order for chlorine to react with the ethane in a substitution reaction?Ultraviolet lightHigh temperatureCatalyst30s
- Q8Which of the following is an alkene?HexaneEthenePentane30s
- Q9Why are alkenes more reactive than alkanes?The double bond can break open easily.The bonds between the atoms are weaker in alkenes.They are always smaller molecules.30s
- Q10How do you test for an alkene?They turn limewater cloudy.They turn universal indicator purple.They turn bromine water colorless.30s