Chemistry · Oct / Nov 2018 · Paper 21 · Question 8
5070
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Chromium is a transition element. Sodium is an element in Group I of the Periodic Table.
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8(a)[1]
8(b)[2]
8(c)[2]
8(d)[1]
8(e)[1]
8(f)(i)[2]
8(f)(ii)[1]
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