Atoms
Families of the PT
The Periodic Table
Reactivity
Misc
100
What are the subatomic particles found in an atom?
protons, neutrons, and electrons
100
Which family on the periodic table is located in group 17 and have a charge of -1?
Halogens
100
The three types of elements that make up the periodic table are ______, ___________, and __________.
metals, nonmetals, and semiconductors
100
______________ are the most reactive metals.
alkali metals
100
A __________ is a positively charged ion.
cation
200
A(n) ___________ has a negative charge.
electron
200
Which family on the periodic table is located in group 2 and have a charge of +2?
Alkaline-earth metals
200
The periodic table consists of mostly __________.
metals
200
_____________ react with other elements but not as well as the alkali metals.
alkaline-earth metals
200
A(n) ________ is a negatively charged ion.
anion
300
A(n) ________ has no charge.
neutron
300
Which family on the periodic table is located in groups 3-12 and have a varied charge?
transition metals
300
____________ can conduct electricity under some conditions.
semiconductors
300
________________ can form more than one differently charged ion.
transition metals
300
How many valence electrons does group 16 have?
6
400
__________ are located in "clouds" outside of the nucleus.
Electrons
400
Which family on the periodic table is located in group 1 and have a charge of +1?
alkali metals
400
_________, if solid, are dull, brittle, and insulators.
nonmetals
400
___________ are the most reactive nonmetals and react with metals to form salts.
halogens
400
An atom that has the same number of protons as other atoms of the same element but that has a different number of neutrons is called a(n) __________.
isotope
500
_________ and _________ are located in the atom's nucleus.
Protons and neutrons
500
Which family on the periodic table is located in group 18 and are chemically inert?
noble gases
500
__________ are lustrous, malleable, and ductile.
metals
500
__________ exist as single atoms and do not react with other atoms.
noble gases
500
What is the mass in grams of 2.50 mol of sulfur, S?
80.2 g S
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