Chemistry 5070/22 — May/June 2013
Cambridge O-Level · Theory · worked solutions for every part, with the mark scheme
Topics Stoichiometry · Experimental Techniques and Chemical Analysis · Chemical Reactions · Atoms, Elements and Compounds · Metals · Organic Chemistry · +6 more
Choose from the following elements to answer the questions below.
barium
calcium
carbon
copper
helium
hydrogen
iron
lead
lithium
sulfur
zinc
Each element can be used once, more than once or not at all.
Name an element which
forms two acidic oxides,
______
has an ion which, in aqueous solution, reacts with aqueous sodium hydroxide to give a green precipitate,
______
has an atom with an electronic configuration with only four occupied shells,
______
has two giant molecular structures,
______
has an ion which, in aqueous solution, is used to test for sulfate ions,
______
reacts with water to form an alkaline solution.
______
The rest of this paper
9 more questions- Q2Chemistry of the Environment · Stoichiometry · Chemical Energetics7M
- Q3Atoms, Elements and Compounds · The Periodic Table · States of Matter · Organic Chemistry · Metals9M
- Q4Organic Chemistry8M
- Q5Stoichiometry · The Periodic Table · Experimental Techniques and Chemical Analysis · Chemical Reactions8M
- Q6Chemical Reactions · Stoichiometry · Metals7M
- Q7Experimental Techniques and Chemical Analysis · Stoichiometry · Chemical Reactions10M
- Q8Organic Chemistry10M
- Q9Chemical Reactions · Chemical Energetics · Stoichiometry10M
- Q10Atoms, Elements and Compounds · Electrochemistry · Experimental Techniques and Chemical Analysis · Stoichiometry10M