Unit 2 Open Notes Test
Flashcard
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What type of displacement reaction occurs when one cation replaces another?
Back
Single displacement reaction.
2.
FLASHCARD QUESTION
Front
What is the total number of atoms in one formula unit of Al₂(SO₄)₃?
Back
17 atoms.
3.
FLASHCARD QUESTION
Front
What happens when two clear, colorless solutions are combined and a white substance forms?
Back
The solutions reacted chemically.
4.
FLASHCARD QUESTION
Front
How many oxygen (O) atoms are present in the compound Al₂(SO₄)₃?
Back
12 oxygen atoms.
5.
FLASHCARD QUESTION
Front
What does it mean that matter cannot be created nor destroyed?
Back
Matter can only be transformed or rearranged.
6.
FLASHCARD QUESTION
Front
Define a cation.
Back
A positively charged ion.
7.
FLASHCARD QUESTION
Front
What is a chemical reaction?
Back
A process that leads to the transformation of one set of chemical substances to another.
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