Paper 1 October/November 2015 CHEMISTRY (9701/11) IGCSE
Cambridge
AS & A Level
Chemistry (9701)
بهمن
2015
شامل مباحث:
تعداد سوالات: 30
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه
پیش نمایش صفحه اول فایل
Q is a mixture of two compounds of Group 2 elements.
Q undergoes thermal decomposition to produce a white solid and only two gaseous products. One of the gaseous products relights a glowing splint.
What could be the components of mixture Q?