Equations

Question 1

Little n means

Answer 1

No. Of moles

Question 2

Capital N means

Answer 2

No. of particles

Question 3

Avs number

Answer 3

6.02 x10^23

Question 4

Mass=__ x concentration

Answer 4

Volume of liquid

Question 5

N=___ x Av number

Answer 5

n= moles

Question 6

V= n x __

Answer 6

Vm=molar volume

Question 7

Percentage yield equation

Answer 7

Actual/theoretical x 100

Question 8

Simple covalent properties

Answer 8

Low melting boiling point
Don’t conduct

Question 9

Examples of giant covalent

Answer 9

Diamond
graphite
fullerenes

Question 10

What’s diamond and graphite made from

Answer 10

Pure carbon

Question 11

How many bonds does diamond have

Answer 11

4

Question 12

How many bonds does graphite have

Answer 12

3

Question 13

Properties of graphite

Answer 13

Layers that slide
Soft
Conducts

Question 14

Properties of diamond

Answer 14

Hard
Doesn’t conduct (no delocalised electrons)
High melting boiling point

Question 15

Simple covalent

Answer 15

Low melting point
Doesn’t conduct

Question 16

Ammonia

Answer 16

NH(small)3

Question 17

Sulfuric acid

Answer 17

H2SO4

Question 18

Diatomic elements

Answer 18

Hydrogen
Oxygen
Iron
Nitrogen…

Question 19

HCL

Answer 19

Hydrochloric acid

Question 20

Ionic compounds

Answer 20

Giant ionic lattice
High melting boiling point
Conducts when liquid