Paper 1 May/June 2021 CHEMISTRY (9701/11) IGCSE
Cambridge
AS & A Level
Chemistry (9701)
شهریور
2021
شامل مباحث:
تعداد سوالات: 30
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
60 دقیقه
پیش نمایش صفحه اول فایل
Danial Naderi
ثبت شده در
6 بهمن 1401
Arsenic forms a compound with fluorine. In this compound, the arsenic atom has no lone pair of electrons and there are no dative bonds.
Selenium also forms a compound with fluorine. In this compound, the selenium atom has no lone pair of electrons and there are no dative bonds.
In which compounds are there two different bond angles?
(In this question, 180$^\circ$ bond angles should…
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