wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Isotope POGIL

Total questions: 14

Worksheet time: 7mins

Name
Class
Date
1.

Which subatomic particle is positively charged?

a)

proton

b)

neutron

c)

electron

2.

Which subatomic particle is negatively charged?

a)

proton

b)

neutron

c)

electron

3.

Which subatomic particle has no charge?

a)

proton

b)

neutron

c)

electron

4.

What does the atomic number of an element represent?

a)

the number of protons

b)

the number of neutrons

c)

the mass of the atom's nucleus

d)

the sum of the number protons and neutrons

5.

The atomic number is always the ____ in the isotope symbol.

a)

superscript

b)

subscript

6.

How many protons are in all chlorine (Cl) atoms?

a)

16

b)

17

c)

18

d)

35

7.

The mass number is always the ____ in the isotope symbol.

a)

superscript

b)

subscript

8.

The mass number represents

a)

the number of protons

b)

the number of neutrons

c)

the number of electrons

d)

the sum of the number of protons and neutrons

9.

The mass of the atom is primarily made up of the mass of the proton and neutron. The electron has such a small mass that it is insignificant.

a)

True

b)

Don't pick this answer.

10.

Atom I contains

a)

5 protons, 5 neutrons, 5 electrons

b)

5 protons, 6 neutrons, 5 electrons

c)

6 protons, 5 neutrons, 6 electrons

d)

6 protons, 6 neutrons, 6 electrons

11.

Atom II contains

a)

9 protons

b)

9 neutrons

c)

7 protons

d)

7 electrons

12.

How is the mass number of an isotope expressed in the name of an atom?

a)

The mass number is superscripted at the start of the name.

b)

The mass number is written following a dash at the end of the element name.

c)

The mass number is written in parentheses at the end of the name.

d)

The mass number is subscripted at the start of the name.

13.

In the correct atomic symbol for Atom I,

a)

11 would be subscripted at the start of the symbol.

b)

5 would be superscripted at the start of the symbol

c)

6 would be subscripted at the start of the symbol

d)

11 would be superscripted at the start of the symbol.

14.

Which of the following represents a proper name for Atom II?

a)

atomII - 9

b)

atomII - 7

c)

atomII - 16

d)

atomII (16)