9701/11 Chemistry Oct Nov 2023 Online Test | Cambridge As & A Level MCQ
Cambridge
AS & A Level
Chemistry (9701)
بهمن
2023
مشاهده نمونه سوال
شامل مباحث:
AS Level
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
75 دقیقه
پیش نمایش صفحه اول فایل
Two Period 3 elements, X and Y, burn separately in oxygen to form solid oxides.
The oxide of X is insoluble in water.
The oxide of Y dissolves in water to form a solution which dissolves the oxide of X.
What could X and Y be?