5070/22

Chemistry 5070/22October/November 2010

Cambridge O-Level · Theory · worked solutions for every part, with the mark scheme

9
questions
75
marks
90
minutes

Topics Chemical Reactions · Atoms, Elements and Compounds · Stoichiometry · Experimental Techniques and Chemical Analysis · Acids, Bases and Salts · Chemistry of the Environment · +5 more

Q17MMetalsChemical ReactionsThe Periodic TableAtoms, Elements and CompoundsFree sample
(a)

Choose from the following list of metals to answer the questions below.

aluminium
iron
lead
magnesium
potassium
silver
vanadium

Each metal can be used once, more than once or not at all.

Which metal

(i)

reacts with cold water to form an alkaline solution,

______

1M
(ii)

forms a protective oxide layer on its surface,

______

1M
(iii)

is the catalyst used in the industrial manufacture of ammonia,

______

1M
(iv)

is a sacrificial metal used to prevent iron pipes from rusting,

______

1M
(v)

is in Period 5 of the Periodic Table?

______

1M
(b)

Draw a labelled diagram to show the structure of a typical metal.

2M

The rest of this paper

8 more questions
  • Q2Organic Chemistry8M
  • Q3Chemical Reactions8M
  • Q4Atoms, Elements and Compounds · The Periodic Table · Stoichiometry · Experimental Techniques and Chemical Analysis · Acids, Bases and Salts12M
  • Q5Atoms, Elements and Compounds · Chemical Reactions · Chemistry of the Environment · Stoichiometry10M
  • Q6Chemistry of the Environment · Organic Chemistry10M
  • Q7Atoms, Elements and Compounds · Electrochemistry · Experimental Techniques and Chemical Analysis · Stoichiometry10M
  • Q8Metals · Acids, Bases and Salts · Chemical Reactions · Experimental Techniques and Chemical Analysis10M
  • Q9Chemistry of the Environment · Acids, Bases and Salts · Chemical Reactions · Chemical Energetics10M
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