salts

Question 1

solubility of salts

Answer 1

all nitrates
all chloride except silver chloride, lead chloride
all sulfates except barium sulfate, lead sulfate, calcium sulfate
sodium carbonate, potassium carbonate, ammonium carbonate
ALL SPA SALTS ARE SOLUBLE

Question 2

preparation of salts

Answer 2

insoluble salts are prepared by precipitation
soluble salts are prepared by reacting acid with excess insoluble solid
soluble salts are prepared by reacting with a soluble reactant by tritation

Question 3

test for oxygen

Answer 3

place a lighted splint into test tube
lighted splint relights

Question 4

test for hydrogen

Answer 4

place lighted splint at mouth of test tube
lighted splint extinguishes with a ‘pop’ sound

Question 5

test for carbon dioxide

Answer 5

bubble the gas in limewater
white precipitate forms