Unit 3 Quiz 1 Review

Question 1

What are the properties of acids?

Answer 1

-sour
-reacts to metals
-neutralizes bases
-pH less than 7

Question 2

What are the properties of bases?

Answer 2

-conduct electricity
-neutralizes acids
-tastes bitter
-feels slippery
-pH greater than 7

Question 3

What is the pH scale for acids?

Answer 3

0-6.9

Question 4

What is the pH scale for bases?

Answer 4

7.1-14

Question 5

What is the pH scale for neutrals substances?

Answer 5

7

Question 6

How do we neutralize an acid?

Answer 6

By raising the pH

Question 7

How do we neutralize a base?

Answer 7

By lowering the pH

Question 8

What are we measuring in the reading for pH?

Answer 8

The hydrogen ion concentration

Question 9

How are groups/families organized on the periodic table?

Answer 9

Vertically/in columns

Question 10

How many groups/families are on the periodic table?

Answer 10

18

Question 11

What are the names of the groups/families on the periodic table?

Answer 11

1. Alkali metals
2. Alkaline earth metals
   3-12. Transition metals
3. Boron family
4. Carbon family
5. Nitrogen family (pnictogens)
6. Oxygen family (chalcogens)
7. Halogens
8. Nobel gases

Question 12

How are periods organized on the periodic table?

Answer 12

Horizontally/in rows

Question 13

How many periods are there on the periodic table?

Answer 13

7

Question 14

Where are metals located on the periodic table?

Answer 14

The majority of the table, except for the golden stair case and things beyond/left side

Question 15

Where are non-mentals located on the periodic table?

Answer 15

Upper right side

Question 16

Where are metalloids located on the periodic table?

Answer 16

Between the metals and non-metals (golden staircase segment)

Question 17

What is the “golden staircase” on the periodic table?

Answer 17

The section of metalloids on the periodic table

Question 18

What are the properties of metals?

Answer 18

-shiny
-conductive (electricity and heat)
-malleable
-ductile

Question 19

What are the properties of non-metals?

Answer 19

-brittle
-dull
-poor conductors of heat/electricity
-not malleable
-not ductile

Question 20

What are the properties of metalloids?

Answer 20

-also called “semi-metals”
-posses properties of metals and non-metals
-located between metals and non-metals on the periodic table

Question 21

What are the 8 metalloids?

Answer 21

-Boron
Silicon
-Germanium
-Arsenic
-Antimony
-Tellurium
-Astatine

Question 22

Does electronegativity increase or decrease when you go down a column or across a row?

Answer 22

Decreases down a column increases across a row

Question 23

Does ionization energy increase or decrease when you go down a column or across a row?

Answer 23

Decreases down a column, increases across a row

Question 24

Does atomic radius increase or decrease when you go down a column or across a row?

Answer 24

Increases down a column, decreases across a row

Question 25

Does ionic radius increase or decrease when you go down a column or across a row?

Answer 25

Increases down a column, decreases across a row

Question 26

Do metallic/non-metallic characteristics increase or decrease when you go down a column or across a row?

Answer 26

Metallic increases down a row, nonmetallic increases across