Ch. 1

Question 1

To which do these apply? Metal, non metal or metalloid?

1 ductile. 2 brittle. 3 don’t conduct electricity

Answer 1

1. Metal 2. Metal 3. Nonmetal

Question 2

To which do these apply? Metal, non metal or metalloid?
4 conducts electricity 5. High melting temperatures 6. Shiny appearance 7 low melting points 8 low densities 9. properties of metal and nonmetal

Answer 2

4. Metal 5. Metal (except for mercury) 6. Metal 7. Nonmetal 8. Nonmetal 8. nonmetal 9. Metalloid

Question 3

Names of inner transition elements from top to bottom…

Answer 3

Lanthanides

Actinides

Question 4

Main groups are A or B groups?

Answer 4

A

Question 5

Transitional elements are the A or B groups?

Answer 5

B

Question 6

Names of metalloids (8)

Answer 6

Boron 
Silicon
Arsenic 
Tellurium 
Astatine 
Germanium 
Antimony 
Polonium

Question 7

Group 1 A (except for H) are called

Answer 7

Alkali metals

Question 8

Group 2A is called

Answer 8

Alkaline earth metals

Question 9

Group 7A is called

Answer 9

halogens

Question 10

Group 8A elements are called

Answer 10

Noble gases

Question 11

What are the indications that a chemical reaction has taken place? (5 things)

Answer 11

Change in Color
The formation of bubbles (effervescence)
The production of a solid (precipitate) 
The production of light 
The production of heat

Question 12

What is matter?

Answer 12

Has mass and takes up space

Question 13

What is energy? (Not)

Answer 13

Doesn’t have mass or take up space

Question 14

What is a chemical property?

Answer 14

Described the chemical reactions that an item undergoes

Question 15

Physical properties are?

Answer 15

Properties that can be observed without doing a chemical reaction

Question 16

During chemical changes what happens?

Answer 16

The reacting substance changes into into be substances that have different formulas and different properties