Molecules Vocabulary/Study Guide

Question 1

Two or more atoms held together with a chemical bond

Answer 1

Molecule

Question 2

Connection between atoms

Answer 2

Chemical bond

Question 3

Representation of an object

Answer 3

Model

Question 4

The atoms that make up a molecule and the specific quantities

Answer 4

Atomic composition

Question 5

The specific way that atoms are arranged

Answer 5

Chemical structure

Question 6

A molecule whose atom occur in a constant ratio and repeating pattern

Answer 6

Extended structure

Question 7

Structure of atoms or molecules in a 3D pattern, ex; snowflakes, sugar, and salt

Answer 7

Crystal

Question 8

Structure of molecules with a repeating chain pattern

Answer 8

Polymer

Question 9

9. Glucose and Fructose both have an atomic composition of C3H12O6 but they are different molecules. What is most likely the major difference between them?

Answer 9

Their chemical structure

Question 10

10. List 2 differences between crystals and polymers. Hint: one is shape and one is composition.

Answer 10

Crystals are atoms or molecules and polymers are only atoms. Crystals have a 3D pattern and polymers have a chain pattern

Question 11

11. What is an element?

Answer 11

One of the squares on the periodic table

Question 12

12. What is atom

Answer 12

Smallest unit of a element

Question 13

13. What is a molecule?

Answer 13

Two or more atoms held together with a chemical bond.

Question 14

14. When making molecules models, what do the beads represent? The sticks?

Answer 14

The beads represent one element and the sticks represents the chemical bond.

Question 15

Can you have 2 different crystals that are made of the same atom?

Answer 15

Yes

Question 16

16. C3H4 has many elements? Atoms?

Answer 16

Two elements and seven atoms. The ratio is 3:4