Physical Science Multiple Choice Quiz Worksheet Page 11
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3.
(a) The diagrams show the structures of different elements Q, R, T and Z.
6p
20p
17p
6n
20n
20n
e e
e e
e
e
e
e
e e
1p
e
0n
e
e
e
e
e
e e
e e
e
e
e
e
e e
e
e e
e e
e
e
e
e e
e
e e
e
e e
e e
T
Q
R
Z
Remove and use the Periodic Table provided on page 17 to answer the
following questions.
(i)
Identify the elements represented by structures Q and Z.
[2]
(ii)
Which structure, Q, R, T or Z, represents an element in period 2?
[1]
(iii) Which structure, Q, R, T or Z, represents an element in group II (two)? [1]
(iv) Identify any two elements from Q, R, T and Z, which can form a
covalent bond.
[2]
(b) Elements of structures T and Z can form diatomic gas molecules.
(i)
Write down the name of any other element which can form diatomic
molecules.
[1]
(ii)
Draw complete structures to illustrate the bonding in a diatomic bond
formed by element Z.
[3]
(c) (i)
Identify elements represented by structures R and T.
[2]
(ii)
Explain the type of bonding formed between elements R and T.
[2]
(d) Compare sodium and copper in terms of bonding and physical properties.
[3]
[17]
JSC 2007, Physical Science
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