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WorksheetsAtom and Periodic Table Practice
Total questions: 14
Worksheet time: 7mins
Why are certain elements in families? (Multiple Choice)
They have similar characteristics
They all have the same number of valence electrons
They are the same shape
Who created a model of an atom that scientists at the time called the "Plum Pudding Model?"
Ernest Rutherford
J.J Thompson
John Dalton
Neils Bohr
What is a valence electron?
An electron that is found on the outer-most shell of an atom
An electron that has been removed from an atom
An electron that can be found in the nucleus
An electron that is found on the inner-most shell of an atom
How do you find the number of Neutrons using the periodic table?
Add the protons and electrons together
Subtract the atomic mass from the period number
Add the atomic number and group number
Subtract the atomic number from the atomic mass
Who was the Greek Philosopher that was credited as the first person to create the theory of an atom?
Dalton
Democritus
Rutherford
Aristotle
What does the atomic number tell you?
The group of an element
The number of neutrons in an element
The chemical balance of an element
The number of protons in an element
What particles are located in the nucleus of an atom?
Protons and neutrons
Protons and electrons
Neutrons and electrons
Molecules and elements
The number of electrons in an atom is equal to what?
The number of protons
The group number
The number of neutrons
The period number
What family of elements on the Periodic Table is group 18? This is the family that every other family wants to be like. Every element in the family is very stable and nonreactive.
Metalloids
Akali metals
Noble gases
Akali earth metals
What is the octet rule?
The tendency for atoms to fill up their rings/clouds/shells with 8 electronsThis
When a quartet becomes a octet
Where an atom is split into 8 pieces
The tendency for all atoms to want the atomic number of 8
What is a valence shell in an atom?
The inner-most shell of an atom that holds electrons
The outer-most shell of an atom that holds electrons
The shell that directly surrounds the nucleus of an atom
The shell that uses the octet rule
Who was the scientist credited for creating the electron cloud model?
John Dalton
J.J. Rutherford
Erwin Schrodinger
Neils Bohr
Who is credited for creating the Periodic Table of Elements?
Vladamir Putin
Ernest Rutherford
Ivan Drago
Dimitri Mendeleev
Who was the first scientists to discover/theorize the nucleus of an atom?
Ernest Rutherford
Neils Bohr
John Dalton
Erwin Schrodinger
