What is the primary focus of hydrates in ionic compounds?

Hydrates and Polyatomic Ions

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Chemistry
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9th - 10th Grade
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Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To increase the temperature of compounds
To remove water from compounds
To add water to ionic compounds
To change the color of compounds
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to account for water weight in hydrates?
Because it changes the color of the compound
Because it affects the mass of the compound
Because it alters the temperature of the compound
Because it changes the state of the compound
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you name a hydrate with three water molecules?
Trihydrate
Dihydrate
Tetrahydrate
Pentahydrate
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What prefix is used for a hydrate with seven water molecules?
Octa
Hepta
Nona
Hexa
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for potassium carbonate heptahydrate?
K2CO3·7H2O
K2CO3·6H2O
K2CO3·5H2O
K2CO3·8H2O
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of lithium in lithium sulfite pentahydrate?
+1
+2
-2
-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for lithium sulfite pentahydrate?
Li2SO3·5H2O
Li2SO3·4H2O
Li2SO3·6H2O
Li2SO3·3H2O
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