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F321 Questions

1) Which one of the following is a fundamental particle that would not be deflected by an
electric field?
A. electron
B. neutron
C. proton

Write the correct letter, A, B or C, in the box. [1 mark]

2) A naturally occurring sample of the element boron has…

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F321 Questions

9) Balance the following equation to show how anhydrous nickel(II) chloride can be obtained from
the hydrated salt using SOCl2 Identify one substance that could react with both gaseous
products. [2 marks]

......NiCl2.6H2O(s) + ...... SOCl2(g) ......NiCl2(s) + ......SO2(g) + ......HCl(g)

10) Name the strongest attractive force between…

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F321 Questions

14) Define the term relative atomic mass. [2 marks]

15) State the strongest type of intermolecular force between one molecule of ammonia and one
molecule of water. [1 mark]

16) Phosphine (PH3) has a structure similar to ammonia. In terms of intermolecular forces,
suggest the main reason why…

Page 4

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F321 Questions

17) An aluminium chloride molecule reacts with a chloride ion to form the AlCl4 - ion. Name the
type of bond formed in this reaction. Explain how this type of bond is formed in the AlCl4 -
ion. [2 marks]

Type of bond:


18) Aluminium chloride has…


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