

Ionic Charges and Chromate Compounds
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Sophia Harris
FREE Resource
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the element symbol for aluminum?
Ag
Am
Au
Al
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of ion is chromate?
Monatomic ion
Polyatomic ion
Cation
Anion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ionic charge of aluminum?
2+
4+
1+
3+
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ionic charge of the chromate ion?
3-
2-
1-
4-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to balance the charges in aluminum chromate?
Addition method
Crisscross method
Multiplication method
Substitution method
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many chromate ions are needed to balance the charge with two aluminum ions?
4
1
2
3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct formula for aluminum chromate?
Al2(CrO4)3
Al(CrO4)2
Al3(CrO4)2
Al(CrO4)3
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