0652/11 Physical Science Oct Nov 2021 Online Test | Cambridge IGCSE MCQ
CIE
IGCSE
Physical Science (0652)
بهمن
2021
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
45 دقیقه

پیش نمایش صفحه اول فایل
X is a compound that contains the elements potassium, manganese and oxygen.
X has twice as many potassium atoms as manganese atoms, and twice as many oxygen atoms as potassium atoms.
What is the formula of X?