Chemistry · Oct / Nov 2018 · Paper 22 · Question 6
5070
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Some properties of Group VI elements are shown. element density at room temperature in g / cm3 melting point / °C boiling point / °C electrical conductivity of solid oxygen 0.0013 −219 −183 very poor sulfur 2.1 115 445 poor selenium 221 685 poor tellurium 6.2 450 988 quite good polonium 9.2 254 962 good
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6(a)(i)[1]
6(a)(ii)[2]
6(b)(i)[1]
6(b)(ii)[1]
6(c)[2]
6(d)(i)[1]
6(d)(ii)[2]
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