Ions
Periodic Table
Ionic Compounds
Molecular Compounds
Acids & Bases
100
What is the preferred ion charge for Sodium?
1+
100
What family of elements does Calcium belong to?
Akali Earth Metals
100
An ionic compound is made of what kinds of elements?
A metal & a non-metal
100
A molecular compound is a combination of what kinds of elements?
2 Non-metals
100
If you tasted a sample of acetic acid, how would you expect it to taste?
Sour
200
What is the name for a positive ion?
Cation
200
How many electrons does a neutral Lead atom have?
82
200
What is the name for the following compound: SrF2?
Strontium Fluoride
200
What is the name of the following compound: CBr4
Carbon Tetrabromide
200
How much stronger of an acid is Lemon juice compared to Tomato juice?
100x
300
What is the name for the following ion: Cr2O72-(aq)?
Dichromate ion
300
You have a sample of a dull, yellow element that does not conduct electricity. What class of element do you think it is?
Non-metal
300
How does the melting point of ionic compounds compare to molecular compounds?
Ionic is higher
300
The electrons of molecular compounds are _________ between each atom?
Shared
300
An unknown sample turned all litmus paper blue. What kind of compound is it?
A base
400
What is the term for elements with multiple possible ion charges?
Multivalent
400
How many neutrons does Thorium have?
142
400
What is the chemical formula for Indium Oxide?
In2O3
400
What is the chemical formula for the following compound: Tetraphosphorous Decaoxide?
P4O10
400
The concentration of H+(aq) does what when pH decreases?
Concentration increases
500
Which of the following elements has the same number of electrons as a chloride ion (Cl1-)?
Argon atom
500
Which metal is the only one that is liquid at room temperature? (Hint: It's toxic)
Mercury
500
You have an sample on an unknown ionic compound and place it in water. What do you expect to happen?
It will dissolve
500
You have a sample of carbon tetrachloride. What would happen if a conductivity meter was placed into the sample?
It would not conduct
500
What is the name for the H2CO3(aq) dissolved in water?
Carbonic acid