Chemistry Unit Review

Bohr Rutherford

100

How many neutrons would be in the nucleus of a phosphorus atom? 

16

100

How many electrons does magnesium have? 

12

100

How many electrons can fit in the second shell? 

8

100

How many neutrons would silicon have?

14

100

What acronym helps us calculate neutrons?

MAN

Standard Atomic Notation

100

Standard atomic notation for Nitrogen 

¹⁴₇ N

100

Standard atomic notation for silver

¹⁰⁸₄₇Ag

100

Standard atomic notation for Tungsten 

¹⁸⁴₇₄W

100

Standard atomic notation for Radon 

²²²₈₆Rn

100

Standard atomic notation for Chlorine 

³⁶₁₇Cl

Counting Atoms

100

C₆H₁₂O₆

6 Carbon 

12 Hydrogen 

6 Oxygen 

100

Ca(OH)₂

1 Calcium 

2 Oxygen 

2 Hydrogen 

100

(NH₄)₂SO₄

2 Nitrogen 

8 Hydrogen 

1 Sulfer

4 Oxygen 

100

4NH₃

4 Nitrogen 

12 Hydrogen 

100

5Al₂(SO₄)₃

10 Aluminum 

15 Sulfer

60 Oxygen 

Density

100

What is the formula for solving for density 

D = m / V

100

A substance has a mass of 10 g and a volume of 2 mL. What is its density?

5 g/mL

100

A substance has a density of 5 g/cm³ and a volume of 3 cm³. What is its mass?

15 g 

100

A liquid has a density of 2 g/mL and a mass of 10 g. What is its volume?

5 mL

100

Substance A has a density of 4 g/cm³ and Substance B has a density of 1.5 g/cm³.

If the two substances are placed in the same container, which substance will be on top? 

Substance B

Properties

100

An object is either shiny or dull

Lustre

100

How easily a liquid flows

Viscosity 

100

Hammered into thin sheets

Malleable 

100

Copper can be pulled into wires

Ductile 

100

Change in which a new substance is produced

Chemical Change