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Matter Unit Review
Matter Unit Review
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S8P1, Physical and Chemical Properties of Matter, Periodic Table, Law of COnservation of Mass
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Questions
26
Answers
1
A bag of popcorn made in the kitchen can be smelled in your bedroom because...
The smell is a liquid that fills only its container..
The smell is liquid particles spreading slowly..
The smell is gas particles spreading rapidly.
2
Which particles are found in the center of an atom and have no charge?
electrons
neutrons
protons
valence electrons
3
Elements to the right of the staircase are .....
non-metals
metalloids
metals
liquids
4
Which particles are found in the outer orbital?
protons
valence electrons
neutrons
electrons in the orbital closest to the nucleus,
5
On a cool morning water droplets form on the leaves of plants. This process is called...
condensation
freezing
evaporation
melting
6
Which description is evidence of chemical change?
turning a wheel
pouring coffee
a rusting nail
melting ice
7
On the periodic table, elements are ...?
all metals
Increasing Atomic # fr left to right & Mass fr top to bottom
all reactive
all solids
8
How many more electrons does Na have than H?
12
21
10
23
9
Elements that sit on the staircase of the periodic table are...
non-metals
metalloids
metals
liquids
10
Elements in the same period share?
similar properties
same number of atoms
same number of protons
same number of orbitals
11
This element has how many protons.?
6.0107
6
12.0107
It does not have one.
12
This image is of a
Mixture
Compound
Element
Atom
13
A beach ball is tossed into a swimming pool. The ball floats because...
It is filled with a air which is
It is filled with air which is less density than water.
It is filled with water which is less dense than pool water.
14
In the diagram, energy is removed from a gas (steam) to form a solid (ice), this is called...
submilation
evaporation
freezing
condensation
15
The law of Conservation of mass states...
matter can be burned to create new matter.
Ice will form at 0C.
water will boil at 100C.
matter can be neither created not destroyed
16
This element has how many neutrons and protons?
117
196
275
79
17
This element has how many neutrons.?
It does not have one.
12.0107
6.0107
6
18
If this reaction starts with 25g of C and 20g of O
2
, how much CO will be produced?
25g
5g
45g
20 g
19
Solid, liquid and gas states of water differ from each other in...
their mass of the individual atoms.
the kinetic energy of the atoms.
The shape of the atoms.
20
Elements in the same group/family share?
same number of orbitals
same numbe rof electrons
same number of electrons
similar properties
21
In this equation, H
2
O is the ...?
product
solid
yield
reactant
22
Elements that are shiny, malleable and conductors of electricity are...
metals
metalloids
atoms
non-metals
23
This element has an Atomic Number of ...?
12.0107
6.0107
It does not have one.
6
24
In this equation, how many atoms of O are on the reactant side?
4
3
1
2
25
In this equation, the reactant(s)?
O2
H2 & O2
H2O
H2
26
Elements to the left of the staircase are .....
metalloids
non-metals
liquids
metals
