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Updated atoms questions

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Potassium's has the number is 19 in the upper left-hand corner: 19 represents the...

a)

atomic number

b)

atomic mass

c)

symbol

2.

Potassium's atomic number is 19... How many protons should their be in the nucleus?

a)

19

b)

39

c)

12 protons and 7 neutrons

3.

Potassium's atomic number is 19... How many neutrons should there be in the nucleus?

a)

19

b)

39

c)

12 protons and 7 neutrons

4.

Potassium's atomic number is 19... How many neutrons should there be?

a)

19

b)

39

c)

12 protons and 7 neutrons

5.

In an electron shell, what is the total amount of electrons that are allowed in the inner layer of the shell?

a)

1

b)

2

c)

3

d)

4

6.

In an electron shell, what is the total amount of electrons that are allowed in the outer most of the shell?

a)

5

b)

6

c)

7

d)

8

7.

The element Nickel has an atomic number of 7. What combination of electrons would balance the atom?

a)

5 electrons on the inner shell and 2 electrons on the outer shell.

b)

2 electrons on the inner shell and 5 electrons on the outer shell.

c)

There is no combination of electrons that would balance the atom.

8.

Protons found in the nucleus of an atom have a...

a)
  • + +charge

b)
  • - -charge

c)

00 charge

9.

Electrons found in the outer shell of an atom have a...

a)
  • + +charge

b)
  • - -charge

c)

00 charge

10.

Neutrons found in the nucleus of an atom have a...

a)
  • + +charge

b)
  • - -charge

c)

00 charge