WorksheetsPeriodic Trends
Total questions: 22
Worksheet time: 12mins
What is the unit of measurement used to measure the size of an atom?
Meters
Picometers
Nanometers
Centimeters
Which of the following elements has the LARGEST atomic size?
Lithium (Li)
Sodium (Na)
Potassium (K)
Rubidium (Rb)
Elements in the same group have the same number of ________ _________.
Valence electrons
Protons
Neutrons
Atomic numbers
The Bohr Model of Oxygen (O) consists of:
Two electron shells with 8 electrons
Three electron shells with 6 electrons
One electron shell with 8 electrons
Two electron shells with 6 electrons
Select the option that is not true about Valence Electrons.
They affect the size of an atom
They affect the mass of an atom
They affect the charge of an atom
They affect how an atom interacts with other atoms
Which element in group 18 does not have 8 valence electrons?
Hydrogen (H)
Neon (Ne)
Argon (Ar)
Helium (He)
What happens to the size and the charge of an atom after it loses valence electrons?
The size increases and the charge becomes positive
The size decreases and the charge becomes negative
The size decreases and the charge becomes positive
The size increases and the charge becomes negative
What happens to the size and the charge of an atom after it gains valence electrons?
The size increases and the charge becomes positive
The size decreases and the charge becomes negative
The size decreases and the charge becomes positive
The size increases and the charge becomes negative
What is ionization energy?
The energy required to add an electron to an atom
The energy required to remove an electron from an atom
The energy released when an atom gains an electron
The energy released when an atom loses a proton
Why do atoms lose or gain electrons?
They want to become stable
They want to become bigger
They want to become smaller
They want to become unstable
Based on what you know about the periodic table of elements, which of the following elements follows the Duet Rule?
Phosphorus (P)
Nitrogen (N)
Neon (Ne)
Beryllium (Be)
Which type of elements tend to lose valence electrons to complete the Duet or the Octet rules?
Non-Metals
Metals
Lanthanides
Non-Metalloids
Select the type of elements involved in Covalent Bonds.
Metals
Non-Metalloids
Non-Metals
Solids
Which element's atoms are larger?
Sodium
Silicon
How many valence electrons are represented here?
7
5
2
8
Which is true about the following chlorine atom?
17 protons and 36 neutrons
17 protons and 19 electrons
17 protons and 19 neutrons
36 protons and 17 neutrons
The period an atom is located in tells us
How many valence electrons it has
How many electron shells it has
How many total electrons it has
How many total protons it has
How many valence electrons does an atom of Phosphorus (P) have?
3
5
15
2
Elements in group 15 will.....
gain 3 electrons to complete the octet rule.
gain 3 electrons to complete the duet rule.
lose 3 electrons to complete the octet rule.
lose 3 electrons to complete the duet rule.
What is Mr. Menjivar's favorite soccer team?
Real Madrid
Barcelona
LA Galaxy
Manchester United
Which group of elements has the lowest ionization energies?
Alkali Metals (Group 1)
Alkaline Earth Metals (Group 2)
Halogens (Group 17)
Noble Gases (Group 18)
