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Match it!
Match it! Select the correct answer from the pull down...Good luck!
A _______________ is a combination of two or more substances that are not chemically combined.
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
What group of elements on the periodic table are unreactive?
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
Which of the following elements makes up the majority of the Earth's Crust?
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
Which of the following is a compound?
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
Which of the following is the symbol for Potassium?
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
Two different atoms are chemically combined to form a new substance. What kind of substance formed?
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
A metalloid
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
Which of the following is an element?
all of the above
a compound
mixture
Oxygen
Na
Noble Gases (group 18)
K
Salt
Check it!