Chemistry 5070/12 — October/November 2015
Cambridge O-Level · Multiple Choice · answer key with instant marking and worked solutions
40
questions
40
marks
60
minutes
Topics Organic Chemistry · Atoms, Elements and Compounds · Metals · States of Matter · Experimental Techniques and Chemical Analysis · Chemical Reactions · +6 more
Tap an option under each question to check it — your score builds as you go.
Q11MStates of MatterExperimental Techniques and Chemical AnalysisFree sample
The diagram shows the fractional distillation of an aqueous solution of ethanol.
Which statement explains why ethanol is collected as the distillate?
Options
A Ethanol has a higher boiling point than water.
B Ethanol has a higher melting point than water.
C Ethanol has a lower boiling point than water.
D Ethanol has a lower melting point than water.
The rest of this paper
39 more questions- Q2Experimental Techniques and Chemical Analysis1M
- Q3States of Matter1M
- Q4Experimental Techniques and Chemical Analysis1M
- Q5States of Matter · Chemical Energetics1M
- Q6Atoms, Elements and Compounds1M
- Q7Atoms, Elements and Compounds1M
- Q8Atoms, Elements and Compounds1M
- Q9Electrochemistry1M
- Q10Stoichiometry1M
- Q11Stoichiometry1M
- Q12Atoms, Elements and Compounds1M
- Q13Chemical Reactions1M
- Q14Acids, Bases and Salts1M
- Q15Chemical Reactions1M
- Q16Acids, Bases and Salts1M
- Q17Acids, Bases and Salts1M
- Q18Metals1M
- Q19Metals1M
- Q20Stoichiometry1M
- Q21The Periodic Table1M
- Q22Atoms, Elements and Compounds1M
- Q23Chemical Reactions1M
- Q24Atoms, Elements and Compounds1M
- Q25Chemical Energetics1M
- Q26The Periodic Table1M
- Q27Metals1M
- Q28Chemical Reactions · Organic Chemistry1M
- Q29Chemical Energetics1M
- Q30Metals1M
- Q31Metals1M
- Q32The Periodic Table1M
- Q33Chemistry of the Environment1M
- Q34Organic Chemistry1M
- Q35Organic Chemistry1M
- Q36Experimental Techniques and Chemical Analysis1M
- Q37Organic Chemistry · States of Matter1M
- Q38Organic Chemistry1M
- Q39Organic Chemistry1M
- Q40Organic Chemistry1M
Loading the full paper…