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WorksheetsUnit 3 Review
Total questions: 25
Worksheet time: 25mins
Where on the periodic table would I find a lustrous element, solid at room temperature, and a good conductor?
1
2
3
4
Where on the periodic table would I find an element that is not a good conductor and exists as a colored gas at room temperature?
1
2
3
4
Where on the periodic table would I find an element that is a semi-conductor and brittle?
1
2
3
4
Of all of the elements listed below, which is the most metallic?
Calcium
Germanium
Silicon
Fluorine
Which of the elements below is the least metallic?
Cobalt
Mercury
Boron
Iodine
Which of the elements below is a metalloid?
Polonium
Aluminum
Aresenic
Radon
How many different molecules are in Ammonium Sulfate: (NH₄)₂SO₄?
1
15
4
5
How many different elements are in Calcium Nitrate: Ca(NO₃)₂?
3
4
9
8
How many different elements are in Iron(III) Nitrate: Fe(NO₃)₃?
3
4
1
13
What does the letter "A" represent on this box from the periodic table?
Atomic Number
Atomic Symbol
Element Name
Atomic Mass
What does the letter "B" represent on this box from the periodic table?
Atomic Number
Atomic Symbol
Element Name
Atomic Mass
What does the letter "C" represent on this box from the periodic table?
Atomic Number
Atomic Symbol
Element Name
Atomic Mass
What does the letter "D" represent on this box from the periodic table?
Atomic Number
Atomic Symbol
Element Name
Atomic Mass
Fluorine, Bromine, and Chlorine are all very reactive gases. What best explains why they have similar chemical properties?
They have the same number of energy levels
They have the same number of valence electrons
They have the same number of neutrons
they have the same number of protons.
Which of the following would be a poor conductor of heat?
Sulfur
Titanium
Astatine
Rubidium
Elements in the same period share the same number of...?
Energy levels
Valence Electrons
Neutrons
Protons
Elements in the same group share the same number of...?
Energy levels
Valence Electrons
Neutrons
Protons
What does the picture best represent?
Ion
Isotope
What is the mass of the following:
6
12
10
16
What is the name of this atom?
Carbon
Hydrogen
Neon
Beryllium
The atomic number represents what?
The number of protons
The number of neutrons
The number of electrons
The atomic mass
What would happen if I were to add another blue sphere to the picture?
You would create an ion
You would create an isotope
You would create a new element
What would happen if I were to add another red sphere to the picture?
You would create an ion
You would create an isotope
You would create a new element
What would happen if you added a grey sphere to the picture shown?
You would create an ion
You would create an isotope
You would create a new element
What would be the name of the element found in group 17, period 3?
Chlorine
Bromine
Fluorine
Iodine
