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Atom and Periodic Table Practice

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

Why are certain elements in families? (Multiple Choice)

a)

They have similar characteristics

b)

They all have the same number of valence electrons

c)

They are the same shape

2.

Who created a model of an atom that scientists at the time called the "Plum Pudding Model?"

a)

Ernest Rutherford

b)

J.J Thompson

c)

John Dalton

d)

Neils Bohr

3.

What is a valence electron?

a)

An electron that is found on the outer-most shell of an atom

b)

An electron that has been removed from an atom

c)

An electron that can be found in the nucleus

d)

An electron that is found on the inner-most shell of an atom

4.

How do you find the number of Neutrons using the periodic table?

a)

Add the protons and electrons together

b)

Subtract the atomic mass from the period number

c)

Add the atomic number and group number

d)

Subtract the atomic number from the atomic mass

5.

Who was the Greek Philosopher that was credited as the first person to create the theory of an atom?

a)

Dalton

b)

Democritus

c)

Rutherford

d)

Aristotle

6.

What does the atomic number tell you?

a)

The group of an element

b)

The number of neutrons in an element

c)

The chemical balance of an element

d)

The number of protons in an element

7.

What particles are located in the nucleus of an atom?

a)

Protons and neutrons

b)

Protons and electrons

c)

Neutrons and electrons

d)

Molecules and elements

8.

The number of electrons in an atom is equal to what?

a)

The number of protons

b)

The group number

c)

The number of neutrons

d)

The period number

9.

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.

a)

Metalloids

b)

Akali metals

c)

Noble gases

d)

Akali earth metals

10.

What is the octet rule?

a)

The tendency for atoms to fill up their rings/clouds/shells with 8 electronsThis

b)

When a quartet becomes a octet

c)

Where an atom is split into 8 pieces

d)

The tendency for all atoms to want the atomic number of 8

11.

What is a valence shell in an atom?

a)

The inner-most shell of an atom that holds electrons

b)

The outer-most shell of an atom that holds electrons

c)

The shell that directly surrounds the nucleus of an atom

d)

The shell that uses the octet rule

12.

Who was the scientist credited for creating the electron cloud model?

a)

John Dalton

b)

J.J. Rutherford

c)

Erwin Schrodinger

d)

Neils Bohr

13.

Who is credited for creating the Periodic Table of Elements?

a)

Vladamir Putin

b)

Ernest Rutherford

c)

Ivan Drago

d)

Dimitri Mendeleev

14.

Who was the first scientists to discover/theorize the nucleus of an atom?

a)

Ernest Rutherford

b)

Neils Bohr

c)

John Dalton

d)

Erwin Schrodinger