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WorksheetsMatter Unit Review
Total questions: 40
Worksheet time: 25mins
A pure substance that consists entirely of one type of atom is better known as what?
compound
element
monoatomic
homogenous
a combination of two or more substances that are not chemically combined, and are not uniform throughout is better known as what?
periodic table
heterogenous mixture
solution
homogenous mixture
A substance made up of atoms of two or more different elements is better known as what?
compound
solution
heterogenous mixture
homogenous mixture
What is the substance that is dissolved in a solution?
solute
solvent
solubility
solved
Air, seawater, and blood are all examples of...
homogenous mixtures
heterogenous mixtures
solutions
pure substnaces
Add the numbers in the squares for those that represent elements.
(a)
Add the numbers in the squares for those that represent compounds.
(a)
Add the numbers in the squares for those that represent heterogenous mixtures.
(a)
Add the numbers in the squares for those that represent homogenous mixtures.
(a)
Sulfuric acid's formula is: H2SO4
What is this substance?
element
compound
homogenous mixture
heterogenous mixture
Peperoni pizza is made up of a layer of bread, a layer of sauce, a layer of cheese, and a layer of peperoni. What would this substance be?
element
compound
heterogenous mixture
homogenous mixture
A plant named "blood root" was historically used to create red pigment. People would create the pigment, combine it with water, and then dye their fabrics. What substance would the red dye be?
element
compound
heterogenous mixture
homogenous mixture
On the right of the image are 5 Carbon atoms chemically bonded together. What would this substance be?
element
compound
heterogenous mixture
homogenous mixture
What does the word "solution" mean/represent?
element
compound
heterogenous mixture
homogenous mixture
The atomic number of an element tells us what
the number of valence electrons 1 atom of that element has
the number of energy levels 1 atom of that element has
the mass of 1 atom of that element
the number of protons 1 atom of that element has
The atomic mass of an element tells us what
the average mass of a standard/normal atom of that element
the average mass of all isotopes of that element
the exact mass of 1 atom of that element
the mass of the protons + neutrons minus the mass of the electrons
The group/family number of an element tells us what
the number of valence electrons 1 atom of that element has
the number of energy levels 1 atom of that element has
the mass of 1 atom of that element
the number of protons 1 atom of that element has
The period number of an element tells us what
the number of valence electrons 1 atom of that element has
the number of energy levels 1 atom of that element has
the mass of 1 atom of that element
the number of protons 1 atom of that element has
What is the name of a negatively charged subatomic particle?
(a)
Which subatomic particle has no charge?
proton
neutron
electron
jumbotron
an atom with the same number of protons, but a different number of neutrons is better known as an.....
asumtope
isotope
eyesotope
iceotoop
Electrons found in the outermost shell of an atom are called ___ electrons?
valence
isotope
final
bonding
Hydrogen is the first element on the periodic table because it was the first element discovered.
true
false
The mass of an atom comes from where?
protons
neutrons
electrons
all of the above
just protons and neutrons
The Alkali Earth Metals can be found in this group of the PT.
group 1
group 2
group 17
metalloid group
Halogens can be found in this group on the PT.
group 13
group 15
group 17
group 19
The Noble Gasses are inert. This means.....
That they are of a higher social class
That they don't bond with other atoms
That they are the most important
That they were the original (first) elements
All of the following are common properties of metals except which one?
they are good conductors
they (mostly) have high melting and boiling points
they are found in solid form at room temperature
they form cations
This collection of elements on the PT include groups 3 through 12 as well as the Lanthanide and Actinide series elements.
alkali metals
alkali earth metals
transition metals
post-transition metals
The ability of a substance to be drawn or pulled to produce a wire, without loosing strength is known as.
ductility
malleability
reactivity
conductivity
This is the only transition metal that is not a solid at room temperature. name or symbol
(a)
This is the atomic number of the last naturally occurring element.
94
100
104
114
Having only 1 valence electron would make an atom.....
very reactive
very unreactive
more likely to gain electrons
have a low melting and boiling point
The more energy levels or electron rings an atom has:
the more reactive it is likely to be
the less reactive it is likely to be
the higher the melting/boiling point
the more likely it is to bond with other elements in its family
an atom from group 2 would want to MOST bond with ___
Mg
P
S
Ar
How many valence electrons does Iodine have? It is atomic number 53.
(a)
How many energy levels/electron rings does Copper have?
1
4
7
11
Metalloids can be found by locating what on the PT?
group 13
the noble gases, they are right beside the metalloids
where elements have properties of metals and nonmetals
the "staircase"
This is the only group in the PT where we will find elements in all forms of matter at room temperature
metalloids
metals
nonmetals
noble gases
match the group number to the group name
group 1
alkali metals
group 2
alkali earth metals
the bottom of groups 13-15
post-transition metals
the top of groups 14-16
nonmetals
group 17
halogens
