تمارين المعادلة الكيميائية

تمارين المعادلة الكيميائية

9th - 12th Grade

15 Qs

quiz-placeholder

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تمارين المعادلة الكيميائية

تمارين المعادلة الكيميائية

Assessment

Quiz

Chemistry

9th - 12th Grade

Practice Problem

Hard

Created by

Ayman Ali

Used 3+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ما هو وزن المعادلة الكيميائية لتفاعل تحلل أكسيد الكالسيوم (CaO) إلى كالسيوم وأكسجين؟

CaO → CaO2

CaO → Ca2O

CaO → CaO + O

2CaO → 2Ca + O2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ما هو وزن المعادلة الكيميائية لتفاعل تكوين أكسيد الحديد (Fe2O3) من الحديد والأكسجين؟

4Fe + 3O2 → 2Fe2O3

3Fe + 2O2 → Fe3O2

Fe + O → FeO

2Fe + O2 → Fe2O

3.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

اون المعادلة الاتية

...... KNO2 --> ..... KNO2 + ...... O2

4.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

اون المعادلة الاتية

..... Na + ...... H2O --> ..... NaOH + ..... H2

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

اون المعادلة الاتية

..... MnO2 + ...... HCl --------> ..... H2O + ..... MnCl2 + .... Cl2

6.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

اون المعادلة الاتية

..... N2 + ...... H2 --------> ..... NH3

7.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

اون المعادلة الاتية

..... H2SO4 + ...... KOH --------> ...... K2SO4 + ..... H2O

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