
Hóa Vô Cơ 2
Authored by Drui Djjf
Chemistry
University
Used 5+ times

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25 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hợp chất KCl.MgCl2.6H2O là thành phần chính của khoáng chất nào?
khoáng cacnalit
khoáng xinvinit
Nước biển hay mỏ muối
Mỏ diêm tiêu
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
KL kiềm thổ nào tác dụng với nước ở t° thường?
Ca, Be, Sr
Be
Ba , Ca, Be
Ca, Sr, Ba
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Trong công nghiệp ngta điều chế nhôm bằng pp:
Nhiệt luyện
Thủy luyện
Điện phân dd
Điện phân nóng chảy
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hiện tượng pứ giữa CuO và H2
màu xanh chuyển sang đen
màu xanh chuyển sang đỏ
màu đen chuyển sag đỏ
Màu đỏ chuyển sag đen
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hyđro cháy trong ngọn lửa màu
Xanh nhạt
Đỏ
Vàng
Trắng
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Gọi tên phức chất Na3[Cr(OH)6]
Natri hexahiđroxocrom (III)
Natri hexahiđroxocromat (III)
Natri hiđroxocrom (III)
Natri hexahiđroxocrom (II)
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tên gọi của [ Co( NH3)6] Cl3
Hexaamin coban (III) clorid
Hexaamin cobanclorid
Hexaamin cobanat (III) clorid
Hexaamin coban (II) clo
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