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How many different elements are in the chemical formula in CH4?
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
Which of the following is an example of an element?
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
How many different elements are involved in the chemical equation - C2H5OH + O --> 2 CO+H2O
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
Why is carbon dioxide (CO2) classified as a compound?
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
Which of the following is a chemical formula?
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
What is the primary difference between an element and a compound?
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
What forms when carbon (C) and oxygen (O) chemically combine?
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
Which of the following chemical symbols best represents an element?
the elements are chemically bonded
2
Fe
3
NaCl
a compound
A compound is made up of different kinds of atoms while an element is made up of the same kinds o
all of the above
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