0620/12 Chemistry Feb Mar 2015 Online Test | Cambridge IGCSE MCQ
CIE
IGCSE
Chemistry (0620)
خرداد
2015
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
45 دقیقه

پیش نمایش صفحه اول فایل
A chemist carried out a cracking reaction on a hydrocarbon, X, and obtained two products, Y and Z.
The chemist then wrote the following statements in his notebook.
1 A molecule of X has 7 carbon atoms.
2 Y is unsaturated.
3 Z will decolourise bromine water.
Which statements are correct?