Paper 1 October/November 2011 CHEMISTRY (9701/11) IGCSE
CIE
AS & A Level
Chemistry (9701)
بهمن
2011
شامل مباحث:
تعداد سوالات: 30
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه

پیش نمایش صفحه اول فایل
X and Y are two elements from Period 3 of the Periodic Table.
Element X has a higher electrical conductivity than element Y. Element Y has a higher melting point than element X.
Which formula is a compound formed from element X and element Y?