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15
×
The columns in the periodic table are called __________.
Groups
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15
×
What are the particles located in the nucleus of an atom?
Protons and neutrons
Neutrons and electrons
Protons and electrons
Electrons
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15
×
A __________ is a shorthand way to represent elements.
Symbol
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monster
Reset all scores!
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fairy
Take points!
5
10
15
20
25
×
fairy
Take points!
5
10
15
20
25
×
thief
Give points!
5
10
15
20
25
×
seesaw
Swap points!
Oops!
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rocket
Go to first place!
Okay!
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rocket
Go to first place!
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banana
Go to last place!
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15
×
What type of bond forms compounds?
Sharing or transferring electrons
Mixing of elements
Magnetic attraction
Physical bonding
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15
×
What does 'di-' mean in a compound's name, like carbon dioxide?
One
Two
Four
Three
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15
×
Atoms are the smallest unit of a compound.
False
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boom
Lose 50 points!
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seesaw
Swap points!
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fairy
Take points!
5
10
15
20
25
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lifesaver
Give 25 points!
Oops!
15
×
An electron has a positive charge.
False
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15
×
In the periodic table, rows are called:
Levels
Groups
Series
Periods
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15
×
Explain the difference between an element and a compound.
An element is made up of only one type of atom, while a compound is made up of two or more different types of atoms chemically bonded together.
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15
×
Compounds with two elements and oxygen often end in '-_________'.
-ate
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15
×
In compounds, metals usually come first in the name.
True
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15
×
Compounds have the same properties as the elements that make them.
False
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15
×
How can mixtures be separated?
Chemically
By bonding atoms
Through oxidation
Using physical means
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