stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
The Periodic Table and Chemical Formulas/Equations Flashcards | StudBud
Explore
/
The Periodic Table and Chemical Formulas/Equations
The Periodic Table and Chemical Formulas/Equations
15 terms
·
StudBud Administration
·
508 plays
Review for Periodic Table & Chemical Formulas/Equations: 1st 9-wks CBA
Flashcards
15 cards
F
Practice quiz
P
Host live
L
Questions
15
Answers
1
2Li
3
(OH) + 3HO --> H
2
O + 4LiO
3
: Which of the below are a products? (2 answers)
3HO
H2O
2Li3(OH)
4LiO3
2
As a fire burns, is it chemical or a physical change?
physical
chemical
3
Is cutting paper a chemical or a physical change?
chemical
physical
4
2Li
3
(OH) + 3HO --> H
2
O + 4LiO
3
: What is the coefficient the water molecule?
2
3
1
0
5
2H
2
+ 3Li
2
OH --> 3H
2
O + 5Li
3
: Which substances in this equation are elements? (2 answers)
3H2O
3Li2OH
2H2
5Li3
6
H
2
O is an example of what?
Oxygen
Element
Chemical Formula
Chemical Equation
7
Which example below is the accurate way to show an equation for a chemical reaction?
Products --> Reactants
Reactants = Products
Reactants --> Products
Reactants <-- Products
8
Which of the below contains the greatest number of atoms?
H2O
Mg20
4Li(BrO2)3
KHNO3
9
How many elements are in NaCl?
3
1
4
2
10
Which of the following is not an example of a chemical change.
adding ketchup to fries
banana rotting
gasoline burning in a car
rusting nail
11
Which of the below contains the greatest number of elements?
KHNO3
4Li(BrO2)3
Mg20
H2O
12
2H
2
+ 3Li
2
OH --> 3H
2
O + 5Li
3
: Which substances in this equation are compounds? (2 answers)
3Li2OH
2H2
3H2O
5Li3
13
How many hydrogen atoms are in glucose (C
6
H
12
O
6
)
12
6
1
5
14
Iron reacting with oxygen to form rust is an example of a ________.
both
chemical change
physical change
neither
15
2Li
3
(OH) + 3HO --> H
2
O + 4LiO
3
: Which of the below are a reactants? (2 answers)
2Li3(OH)
H2O
3HO
4LiO3
