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WorksheetsSpring Semester Exam
Total questions: 75
Worksheet time: 2hrs 3mins
Subatomic particles with a negative charge
Electrons
Neutrons
Protons
Quarks
How many electrons does an Iodine atom have?
53
126
73
179
What element has 9 protons, 9 electrons, and 10 neutrons?
nitrogen
oxygen
fluorine
neon
What is the mass number of this atom?
1
3
4
7
Which parts of the atom move around the nucleus?
electrons
protons
electrode particles
neutrons
How many valence (outer) electrons does an Oxygen atom have?
2
6
8
16
How many electrons can go in the first energy level?
2
8
18
32
How many electrons can go in the Second energy level?
2
8
18
32
Which Bohr model represents Be?
The period number tells you the number of
protons
energy levels
valence electrons
what period would this element be in?
2
3
5
7
Elements in the same _________ have the same number of valence electrons.
Period
Group
Each row in a periodic table is called a
period
group/family
Each column is called a
period
group/family
It is the number of ________________ that distinguish one element from another.
Protons
Neutrons
Electrons
Atomic Mass
Period 4 has how many electron shells?
6
8
4
112
Which of the following elements is most likely to have similar properties to those of sodium (Na)?
Magnesium (Mg)
Sulfur (S)
Francium (Fr)
Titanium (Ti)
Which element is most likely to have three electron energy levels?
Argon (Ar)
Lithium (Li)
Boron (B)
Europium (Eu)
Which element is most likely to have six electrons in its 4th energy level?
Oxygen (O)
Selenium (Se)
Krypton (Kr)
Potassium (K)
In which group would an element that is not reactive most likely be located?
1
2
16
18
In which group would an element that is very reactive most likely be located?
1
5
15
18
In which group would an element that is a gas most likely be located?
1
3
12
18
Which of the following elements is most likely a poor conductor of electricity?
Beryllium (Be)
Gold (Au)
Phosphorus (P)
Copper (Cu)
How many valence electrons do (most) atoms need to be stable?
1
4
6
8
Elements in the same group or family have _____________.
the same number of valence electrons and different properties.
the same number of valence electrons and similar properties
different number of valence electrons and similar properties.
different number of valence electrons and different properties.
Where are metalloids located on the Periodic Table?
In the s block.
In the f block.
In the d block.
The elements that touch the staircase except aluminum.
Which group of elements have a full outer shell of 8 valence electrons and are unreactive and stabel?
halogens
metalloids
metals
noble gases
Elements in the Periodic Table are arranged according to their
atomic number
atomic mass
relative activity
relative size
How many valence electrons?
2
3
4
5
What group does this element belong to?
1
2
17
18
Which group includes soft, highly reactive metals with one electron in their outer shell?
Alkai metals (group 1)
Alkaline metals (group 2)
Halogens (group 17)
Noble gasses (group 18)
Which group includes highly reactive nonmetals with seven electrons in their outer shell?
Alkai metals (group 1)
Alkaline metals (group 2)
Halogens (group 17)
Noble gasses (group 18)
Which elements are in the same period
Lithium and Sodium
Sodium and Magnesium
Carbon and silicon
Silicon and Tin
Acceleration is
slowing down
turning
going faster
all of the above
Force is measured in
kg
m/s
N
m/s2
Match the graph to the description:
"The car is traveling at a constant speed."
Letting go of a balloon full of air is demonstrating Newton's ______ _______ ________ _________ because the air comes out of the back and the balloon moves forward.
1st law of motion
2nd law of motion
3rd law of motion
13th law of motion
The clown walked 27 feet in 9 seconds. what was his velocity?
18 feet/sec
243 feet/sec
36 feet/sec
3 feet/sec
