Chemistry Fundamentals

Question 1

True or false: Atoms can be created or destroyed.

Accepted Answer

False

Question 2

Which is a physical change?

Accepted Answer

Dissolving salt

Question 3

The most popular type of summer vacation spot in the US is:

Accepted Answer

The beach

Question 4

True or false: All compounds are molecules.

Accepted Answer

True

Question 5

What is the periodic table?

Accepted Answer

List of elements

Question 6

True or false: Elements can be broken down.

Accepted Answer

False

Question 7

What is a molecule?

Accepted Answer

Two or more atoms

Question 8

Why was summer vacation created?

Accepted Answer

a chance to avoid hot, overcrowded classrooms, Gives teachers a break from teaching, over-stimulating children's brains can lead to insanity, Prevent the spreading of diseases

Question 9

What country celebrates Christmas during summer vacation?

Accepted Answer

Australia

Question 10

What is an ion?

Accepted Answer

Charged atom

Question 11

Which is a chemical change?

Accepted Answer

Rusting iron

Question 12

True or false: All metals are solid.

Accepted Answer

False

Question 13

What does pH measure?

Accepted Answer

Acidity or alkalinity

Question 14

True or false: Water is a compound.

Accepted Answer

True

Question 15

Which is a property of acids?

Accepted Answer

Sour taste

Question 16

Which is a base?

Accepted Answer

Sodium hydroxide

Question 17

Everybody is ______________ going on vacation this summer.

Accepted Answer

looking forward to

Question 18

What is a catalyst?

Accepted Answer

Speeds up reactions

Question 19

What is the main gas in the air?

Accepted Answer

Nitrogen

Question 20

Which is a noble gas?

Accepted Answer

Helium

Question 21

What is the atomic number?

Accepted Answer

Number of protons

Question 22

Which is a sign of a chemical reaction?

Accepted Answer

Temperature change, Color change

Chemistry Fundamentals

Questions 22

Chemistry Fundamentals

Questions 22