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WorksheetsPeriodic Table Test
Total questions: 70
Worksheet time: 1hrs 13mins
What is the atomic number of this element?
26
55
58
84
What element has an atomic number of 79?
Selenium (Se)
Bromine (Br)
Gold (Au)
Neon (Ne)
It is the number of this particle that determines which element an atom is....
proton
neutron
electron
atomic mass unit
How many protons does a neutral atom of this element have?
61
107
108
47
How many electrons does a neutral atom of this element have?
61
107
108
47
Which of the following will have similar properties?
O, S, Se
O, F, Ne
N, Ne, Na
H, K, P
Elements in the same group have : (2 correct answers)
Similar chemical properties
Similar names
Same number of outer (valence) electrons)
The same number of protons
The blue elements (left side) are called
The yellow elements (right side) are called
All of the elements in a group have the same number of _____.
energy levels
valence electrons
protons
electrons
Is this the correct Bohr model for silicon (Si)?
Yes
No
Is this the correct Bohr model for carbon (C)?
Yes
No
Label the following periodic table
metals
nonmetals
matalloids
transition metals
(a) readily gain electrons
(a) donate electrons
What happens to the number of shells as you move down a group?
They decrease by 1
They increase by 1
Nothing
Which statement correctly and completely identifies a trend?
Atomic radius decreases across a period and increases down a group.
Electronegativity decreases across a period and decreases down a group.
Ionization energy increases across a period and increases down a group.
Ionic radius increases across a period and increases down a group.
Reorder the following elements from LOWEST to HIGHEST period number.
helium
beryllium
phosphorous
calcium
iodine
What is 4?
Element Name
Element Symbol
Atomic Number
Atomic Mass
What is the atomic number of this element?
17
18
35
52
Find an element with similar chemical properties to Barium (Ba).
Ca an Ra, because they are in the same group and have similar chemical properties.
Cs and La, b/c they are in the same period number.
Ca and Y, b/c they are 90 degree angle and have similiar properties.
No elements are similar
Which statement correctly and completely identifies a trend?
Atomic radius decreases across a period and increases down a group.
Electronegativity decreases across a period and decreases down a group.
Ionization energy increases across a period and increases down a group.
Ionic radius increases across a period and increases down a group.
Elements in the same group (family) of the periodic table always have the same number of _______.
Check all that are Alkali Metals
Li
Br
Fe
Ca
Na
What type of elements are poor conductors of heat and electricity?
transition metals
inner transition metals
metals
nonmetals
What type of elements are malleable and ductile?
noble gases
nonmetals
metals
halogens
If a potassium atom lost one electron, what would be the symbol for that ion?
Copper, carbon, and fluorine are elements found on the periodic table. Which of the following statements about these elements at room temperature is accurate? (Use the periodic table
Carbon is malleable and conducts electricity.
Copper is malleable and conducts electricity.
Fluorine is malleable and conducts electricity.
All three elements are metals.
