Balancing Chemical Equations #2
Flashcard
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Gary Cavender
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
Balance the equation: MgCl2 → Mg4+ Cl2
Back
4MgCl2 → Mg4+ 4Cl2
2.
FLASHCARD QUESTION
Front
Which equation balances this skeleton equation: Li + Cl2 → LiCl?
Back
2Li + Cl2 → 2LiCl
3.
FLASHCARD QUESTION
Front
In chemical reactions, what does the principle of conservation of mass mean?
Back
Matter is not created or destroyed.
4.
FLASHCARD QUESTION
Front
How many Hydrogen (H) atoms are in NH3O5?
Back
3
5.
FLASHCARD QUESTION
Front
How many phosphorus atoms are in PO4?
Back
1
6.
FLASHCARD QUESTION
Front
Balance the equation: _ H2 + O2 → 2 H2O
Back
2
7.
FLASHCARD QUESTION
Front
Is the following equation balanced or unbalanced? Al + O2 → Al2O3
Back
Unbalanced
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