Hóa 9 GkII

Quiz
•
Chemistry
•
9th - 12th Grade
•
Easy
Diệu Thị
Used 8+ times
FREE Resource
24 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hợp chất hữu cơ
CH4
C2H6
C2H4
C3H6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhiên liệu là
Những chất cháy được
Tỏa nhiệt
Ánh sáng
Chất cháy được, khi cháy, tỏa nhiệt và ánh sáng
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức phân tử của ETILEN:
C2H4
C4H8
CH4
C3H6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thành phần chính của khí mỏ than, khí bioga:
C2H6
C4H10
C3H6
CH4
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bảng tuần hoàn nguyên tố hóa học gồm
Ô nguyên tố
NHóm
Chu kì
Cả 3 đáp án
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Công thức thu gọn của C2H6:
CH3 - CH3
CH3 – CH2 – OH
CH3 – O – CH3
CH2 = CH2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Để phân biệt CH2 và C2H4, người sử dụng
NaOH
HCL
H2
Brom
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