Chemical Formulas and Equations Review
Flashcard
•
Chemistry
•
11th - 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 correct formula for Iron (III) Sulfate?
Back
Fe₂(SO₄)₃
2.
FLASHCARD QUESTION
Front
What is the oxidation state of sulfur in SO₄²⁻?
Back
+6
3.
FLASHCARD QUESTION
Front
What type of reaction is represented by a single replacement reaction?
Back
A reaction where one element replaces another in a compound.
4.
FLASHCARD QUESTION
Front
How many oxygen atoms are contained in Ca₃(PO₄)₂?
Back
8
5.
FLASHCARD QUESTION
Front
Which formula is an empirical formula?
Back
CH₄
6.
FLASHCARD QUESTION
Front
Define a chemical formula.
Back
A representation of a substance using symbols for its constituent elements.
7.
FLASHCARD QUESTION
Front
What is the difference between empirical and molecular formulas?
Back
Empirical formula shows the simplest ratio of elements, while molecular formula shows the actual number of atoms.
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