Exam 2- Key Terms and Concepts

Question 1

True or false. Halides are soluble

Answer 1

True

Question 2

Which elements make Halides insoluble?

Answer 2

Ag+
Hg2 2+
Pb2+

Question 3

Define solubility.

Answer 3

The maximum amount of solute that will dissolve in a given quantity of solvent at a specific temperature.

Question 4

In terms of solubility, what is true about alkali metal ions?

Answer 4

Alkali metals will always make a compound soluble

Question 5

Which elements will make a solution insoluble?

Answer 5

Ag+
Hg2 2+
Pb2+
Ca2+
Sr2+
Ba2+

Question 6

Are nitrates(NO3)- soluble or insoluble?

Answer 6

Soluble

Question 6

Are sulfates (SO4)2- soluble or insoluble?

Answer 6

Soluble

Question 7

Are bicarbonates(HCO3)- soluble or insoluble?

Answer 7

Soluble

Question 8

Are Acetates(CH3COO)- soluble or insoluble?

Answer 8

Soluble

Question 9

Are chlorates (ClO3)- soluble or insoluble?

Answer 9

Soluble

Question 10

Are perchlorates (ClO4)- soluble or insoluble?

Answer 10

Soluble

Question 11

Are carbonates (CO3)2- soluble or insoluble?

Answer 11

Insoluble

Question 13

Are phosphates (PO4)3- soluble or insoluble?

Answer 13

Insoluble

Question 14

Are chromates (CrO4)2- soluble or insoluble?

Answer 14

Insoluble

Question 15

Are sulfides (S2-) soluble or insoluble?

Answer 15

Insoluble

Question 16

Are Hydroxides (OH-) soluble or insoluble?

Answer 16

Insoluble

Question 17

What is the definition of a Bronsted Acid?

Answer 17

Whatever molecule is a proton donor

Question 18

What is the definition of a Bronsted Base?

Answer 18

Whatever molecule is a proton receiver

Question 19

What is a conjugate acid?

Answer 19

The molecule that receives the proton on the products side

Question 20

What is a conjugate base?

Answer 20

The molecule that has the proton removed on the products side… So the thing that used to be the acid on the reactants side

Question 21

What are all the strong acids?

Answer 21

HCl
HBr
HI
HNO3
H2SO4
HClO4

Question 22

What are all the strong bases?

Answer 22

NaOH
KOH
CaOH
Mg(OH)2

Question 23

What is titration?

Answer 23

A solution of accurately known concentration is added to another solution of unknown concentration until the reaction between the two is complete

Question 24

Is Calcium (Ca2+) an insoluble ion?

Answer 24

Yes

Question 25

Is Lead(II) (PB2+) an insoluble ion?

Answer 25

Yes

Question 26

Is Copper (II) (2+) an insoluble ion?

Answer 26

No

Question 27

Is Strontium (Sr2+) an insoluble ion?

Answer 27

Yes

Question 28

Is Cl- an insoluble ion?

Answer 28

No

Question 29

Is Ba2+ (Barium) an insoluble ion?

Answer 29

Yes

Question 30

Is silver (AG+) an insoluble ion?

Answer 30

Yes

Question 31

Is Mercury (Hg2 2+) an insoluble ion?

Answer 31

Yes