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Atomic Structure Review

Total questions: 20

Worksheet time: 3hrs 20mins

Name
Class
Date
1.

Match the following below:

a)

Mass - Atomic #

1.

Neutrons

b)

Atomic Number

2.

Protons

c)

Equal to Protons

3.

Electrons

2.

The number of (a)   identifies an element.​

Choose from the below words
protons
neutrons
electrons
3.

How many neutrons does an atom of Zirconium have?

(a)  

4.

Label the parts of an atom:

5.
Which subatomic particle has a positive charge?
a)
Proton
b)
Neutron
c)
Electron
6.
Which subatomic particle has a negative charge?
a)
Proton
b)
Neutron
c)
Electron
7.
Which subatomic particles are NOT located in the nucleus?
a)
Protons
b)
Neutrons
c)
Electrons
8.
The atomic number of an element is the same as the number of ________ in the nucleus.
a)
Protons
b)
Neutrons
c)
Protons + Neutrons
d)
Electrons
9.
The mass of a proton is the same as the mass of a 
a)
neutron
b)
electron
10.

How many protons does Indium (In) have?

(a)  

11.

Match the following

a)

Neutrally Charged

1.

Neutrons

b)

Positively Charged

2.

Protons

c)

Negatively Charged

3.

Electrons

12.

What element am I? (only type in the symbol)

(a)  

13.

Neutrons = (a)   - ​ (b)  

Choose from the below words
Atomic Mass
Atomic Number
Protons
Neutrons
14.

How many negatively charged particles does Xenon (Xe) have?

(a)  

15.

How many neutrally charged particles does Molybdenum (Mo) have?

(a)  

16.

What element am I? (type in the symbol)

(a)  

17.

I have 14 neutrally charged particles, 13 negatively charged particles, and 13 positively charged particles. What element am I? (type symbol)

(a)  

18.

I have 15 negatively charged particles, 16 neutrally charged particles, and 15 positively charged particles. What is my mass?

(a)  

19.

I have 19 negatively charged particles, 20 neutrally charged particles, and 19 positively charged particles. Who am I? (type the symbol)

(a)  

20.

Where does all of the mass come from in an atom?

a)

Electron Cloud

b)

Protons

c)

Electrons

d)

Nucleus