
DA #2 Review LATE
Flashcard
•
Chemistry
•
9th - 12th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the chemical formula for magnesium chloride?
Back
MgCl₂
2.
FLASHCARD QUESTION
Front
What is the oxidation number of iron (Fe) in Fe₂O₃?
Back
+3
3.
FLASHCARD QUESTION
Front
What is the name of the compound Na₂(SO₄)?
Back
Sodium sulfate
4.
FLASHCARD QUESTION
Front
What is the chemical formula for potassium sulfide?
Back
K₂S
5.
FLASHCARD QUESTION
Front
How do synthesis and decomposition reactions differ?
Back
They are opposites of each other.
6.
FLASHCARD QUESTION
Front
What is the chemical formula for sodium chloride?
Back
NaCl
7.
FLASHCARD QUESTION
Front
What is the oxidation number of sulfur in Na₂(SO₄)?
Back
+6
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