paper 1 October/November 2005 Chemistry (0620) IGCSE
CIE
IGCSE
Chemistry (0620)
بهمن
2005
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
45 دقیقه
پیش نمایش صفحه اول فایل
Fateme Naderi A salt is produced in each of the following reactions.
P magnesium + dilute hydrochloric acid
Q zinc oxide + dilute sulfuric acid
R sodium hydroxide + dilute hydrochloric acid
S copper carbonate + dilute sulfuric acid
Which statements about the products of the reactions are correct?
1 A flammable gas is produced in reaction P.
2 Water is formed in all reactions.
3 All the salts formed are soluble in water.
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