Hóa học

Hóa học

1st - 3rd Grade

10 Qs

quiz-placeholder

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Hóa học

Hóa học

Assessment

Quiz

Chemistry

1st - 3rd Grade

Practice Problem

Hard

Created by

Hoàng Ke

Used 1+ times

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10 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

CH4+O2

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Pứ Phân Hủy :2KMnO4

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Trong các chất sau chất nào không phải oxit bazơ: Na2O, CaO, SO3, CuO

Answer explanation

Thuộc oxit axit

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Gọi tên: P2O3

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Gọi tên: CuO

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Gọi tên: SO2

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

3Fe+2O2

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