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Atom & Molecule Vocabulary

Total questions: 17

Worksheet time: 26mins

Name
Class
Date
1.

The basic building block of matter is called ___________________

a)

an atom

b)

a molecule

c)

DNA

d)

an element

2.

The parts of an atom are known as the the __________ __________.

a)

molecules

b)

particles

c)

subatomic particles

d)

pieces

3.

Multiple of the same type of atoms make up _______________.

a)

molecules

b)

compounds

c)

elements

d)

particles

4.

The positively charged protons are located ____________________.

a)

in the compounds

b)

in the neutrons

c)

on the electron shells

d)

inside the nucleus

5.

The electrons are _____________ charged.

a)

neutrally

b)

positively

c)

negatively

d)

no charge

6.

Neutrons are located inside the nucleus.

The neutrons are roommates with the ___________________.

a)

protons

b)

molecules

c)

electron shell

d)

electrons

7.

The atomic number tells us what about an element?

a)

What order the elements were discovered.

b)

The number of atoms it has.

c)

The number of protons in the nucleus.

d)

The number of neutrons in the nucleus.

8.

What is the atomic mass of Chlorine? (Cl)

a)

17

b)

18

c)

35.45

d)

52.45

9.

How many protons and neutrons are in Chlorine? (Cl)

a)

17 protons and 17 neutrons

b)

17 protons and 18 neutrons

c)

35 protons and 17 neutrons

d)

17 protons and 19 neutrons

10.

Two or more atoms bonded together are called _________________

a)

particles

b)

nucleus

c)

molecules

d)

atom shells

11.

The diagram shows an example of a __________

a)

a molecule

b)

a compound and molecule

c)

a molecule and an element

d)

a compound

12.

When molecules are made up of two or more DIFFERENT types of atoms, they are called _______________.

a)

particles

b)

compounds

c)

elements

d)

halogens

13.

C2H3O2 is the chemical formula for vinegar.

The tiny number slightly below each element symbol is known as a _______________.

a)

superscript

b)

equation

c)

coefficient

d)

subscript

14.

C2H3O2 is the chemical formula for vinegar.

C= Carbon

H= Hydrogen

O= Oxygen

How many hydrogen atoms are in a vinegar compound?

a)

2

b)

3

c)

7

d)

1

15.

C2H3O2 is the chemical formula for vinegar.

How many total atoms are in a single vinegar molecule?

a)

2

b)

3

c)

7

d)

1

16.

3NaCl

How many ELEMENTS are shown here?

a)

1

b)

2

c)

3

d)

6

17.

How confident are you feeling about this vocabulary?

a)

I know ALL of these words! My teacher can't trick me!

b)

I know most of these words! I need to review a few before my quiz!

c)

I need quite a bit of help! I need to meet with my teacher and make a study guide.

d)

I am completely lost! HEEEELLLP!