What is the element symbol for potassium?

Potassium Carbonate and Ionic Compounds

Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Liam Anderson
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
P
Po
K
Pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a polyatomic ion?
H2O
NaCl
CO3
O2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of compound is formed between potassium and carbonate?
Covalent
Ionic
Molecular
Metallic
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge on a potassium ion?
2-
1+
2+
1-
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge on a carbonate ion?
1+
2-
3+
2+
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to balance the charges in ionic compounds?
Cross-multiply
Crisscross
Substitution
Elimination
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many potassium ions are needed to balance one carbonate ion?
Two
One
Four
Three
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the net charge of a correctly balanced potassium carbonate compound?
2-
3+
1+
0
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct chemical formula for potassium carbonate?
K2CO2
K3CO3
KCO3
K2CO3
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