KHTN 8 - Cân bằng PTHH

KHTN 8 - Cân bằng PTHH

8th Grade

15 Qs

quiz-placeholder

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KHTN 8 - Cân bằng PTHH

KHTN 8 - Cân bằng PTHH

Assessment

Quiz

Chemistry

8th Grade

Practice Problem

Medium

Created by

Luna Jan

Used 18+ times

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15 questions

Show all answers

1.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Al + O2 --> Al2O3

Hệ số cân bằng lần lượt là

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

P + O2 --> P2O5

Hệ số cân bằng lần lượt là

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

H2 + Fe3O4 --> Fe + H2O

Hệ số cân bằng lần lượt là

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Al + Cl2 --> AlCl3

Hệ số cân bằng lần lượt là

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

FeCl3 + NaOH --> Fe(OH)3 + NaCl

Hệ số cân bằng lần lượt là

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

MnO2 + HCl --> MnCl2 + Cl2 + H2O

Hệ số cân bằng lần lượt là

7.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Fe(OH)3 --> Fe2O3 + H2O

Hệ số cân bằng lần lượt là

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