Chemistry · Oct / Nov 2017 · Paper 21 · Question B7
5070
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The question as text
B7 Some properties of the Group IV elements are shown in the table. element melting point / °C relative electrical conductivity carbon (diamond) 3550 non-conductor silicon 1410 poor conductor germanium 937 poor conductor tin 232 conductor lead 328 conductor
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B7(a)(i)[2]
B7(a)(ii)[2]
B7(a)(iii)[1]
B7(b)(i)[3]
B7(b)(ii)[2]
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