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3. Compounds Flashcards | StudBud
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3. Compounds
3. Compounds
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Test Review: You may use a periodic table and the ions table.
Flashcards
22 cards
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Questions
22
Answers
1
Mono, di and tri are
Postfixes
Prefixes
Synonyms
Anions
2
How many electrons are in S
2-
?
18
14
16
34
3
What is the formula for aluminum oxide?
AlO
Al3O2
Al2O
Al2O3
4
Which element is written first in an ionic compound?
metal
nonmetal
5
Which of the following is NOT an oxyanion?
SO42-
PO43-
NO31-
NH41+
6
What is the formula for carbon dioxide?
C2O
C2O
2CO
CO2
7
Which of the following is a polyatomic ion?
Sulfide S2-
Nitride N3-
Sulfate SO4-2
Oxide O2-
8
An anion has a _________ charge.
zero
neutral
positive
negative
9
A molecular compound consists of all _____
Nonmetals
Gases
Metals
Liquids
10
A cation is an element that has ______ electrons.
no
gained
extra
lost
11
What is the name for MgS?
magnesium sulfur
magnesium sulfide
magnesium sulfate
magnesium sulfite
12
You have a test on Monday, so you should __________
Study
Definietly not study
Stay on Insta
Play COD
13
What is the charge on a Sr ion?
1+
2+
0
3+
14
What is the name for SF
6
?
Sulfur fluoride
Sulfur hexafluoride
Sulfur fluorine
Sulfide fluoride
15
What is wrong with the following formula for carbon dioxide?
Never write 1's in a chemical formula
The symbol for Carbon is Ca
The 2 subscript should be a 3
The symbol for oxide is Ox
16
The force of attraction between opposite charges is ____________
glue
super glue
electrostatic
duct tape
17
A compound consists of 2 or more different _______
Liquids
Elements
Solids
Gases
18
The correct name for N
2
O is ....
dinitrogen monoxide
mononitrogen monoxide
Nitrogen oxide
nitride oxide
19
A cation has a _______ charge.
positive
zero
negative
neutral
20
An ionic compound consists of a ______ and a ______.
metal
nonmetal and nonmetal
metal and metal
metal and nonmetal
21
Numbers that are written at the bottom of a chemical formula.
exponents
coefficients
subscripts
charge
22
Which of the following is a TYPE II Cation?
Potassium
Magnesium
Sodium
Iron
