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WorksheetsAcid Base Test
Total questions: 41
Worksheet time: 41mins
Which of the following pH numbers indicates a neutral substance?
1
5
7
14
none are correct
Which of the following pH numbers indicates a strong acid?
1
5
7
14
none are correct
Which of the following pH numbers indicate a strong alkali (base)?
1
5
7
14
none are correct
What is the pH of pure water?
pH 7
pH 3
pH 12
pH 8
none are correct
What two substance are formed when an acid and alkali (base) react together in equal amounts?
Salt and water
Alkali and water
Acid and water
Acid and alkali
none are correct
When found in food, acids are ________
Sour
Bitter
Salty
Slippery
Nasty
When dissolved in water, acids produce:
bases
salts
hydrogen (H+) ions
hydroxide (OH-) ions
none are correct
When dissolved in water, bases produce:
bases
salts
hydrogen (H+) ions
hydroxide (OH-) ions
none are correct
Which of the following is not the properties of alkalis?
Slipery
Have a pH less than 7
The pH scale of alkalis from 8 - 14
Corrosive (break apart)
none are correct
Reaction between acid and alkali producing salt and water:
Combustion
Neutralization
Precipitation
Decomposition
none are correct
Dentists say do not drink lots of beverages like soda because they are very acidic. Calcium phosphate is present in tooth enamel its likely to be
basic
acidic
neutral
amphoteric
none are correct
NaOH may be found in drain cleaners and as a component of soaps. Is NaOH an acid or a base?
Acid
Base
Neutral
none are correct
The table shows the pH of several solutions. Which solution has the greatest concentration (amount) of H+ ions?
vinegar
milk
water
bleach
none are correct
What element do all acids contain?
H
OH
C
He
O
Correctly name this formula chlorous acid
HClO3
HClO2
HClO
HCl
none are correct
Correctly name this formula HF
flouric acid
hydrofluoric acid
fluorate acid
hydrogen fluoridic acid
none are correct
Correctly name this formula H2SO3
sulfuric acid
hydrosulfuric acid
sulfurous acid
persulfuric acid
none are correct
What is the formula for Iron (III) hydroxide?
Fe3(OH)
Fe(OH)3
3FeOH
FeH
none are correct
LiOH + HCl --> ???
What are the products in this neutralization reaction?
HCl and H2O
LiCl and H2O
LiH and ClO
H+ and OH-
none are correct
Select the name for the following acid: H3PO4
Phosphoric acid
Phosphorous acid
Hydrophosphoric acid
hydrogen phosphade
none are correct
What is the pH of a substance with a pOH of 8?
14
6
8
1
none are correct
What is the pH of a 0.0055M HCl solution?
0.0055
2.3
-2.3
10
none are correct
What is the pOH of a solution of NaOH with a molarity of 0.75?
13.88
0.75
0.12
13.25
none are correct
What salt is formed when hydrochloric acid (HCl) is neutralized by potassium hydroxide (KOH)?
potassium chloride
potassium chlorate
potassium chlorite
potassium perchlorate
none are correct
The pH of a solution is 8.43. What is the [H3O+]concentration?
3.7 x 10 -9
1.0 x 10-8.43
2.7 x 10-6
1.0 x 10-14
none are correct
If the [H+] of a solution is 1 x 10-3 M, the pH is
11
-3
3
1
none are correct
If the [OH-] of a solution is 2.7 x 10-4 M, the pOH of the solution is
10.44
1.00
3.57
-4.43
none are correct
If the [H3O+] of a solution is 6.8 x 10-8 M, the pH is
7.17
3.2 x 10-5
7.2
7.62
none are correct
If the [H3O+] of a solution is 9.3 x 10-3 M, the pOH of the solution will be
2.03
1.02
11.97
12.98
none are correct
If a solution has a pOH of 3.7 the [OH-] of the solution is
5.0 x 10-11
2.0 x 10-4
10.3
14
none are correct
Predict the products of this reaction.
HCl + Ca(OH)2
NaCl + HCl
CaCl2 + HCl
CaCl2 + H2O
H2O + CaOH
none are correct
What type of reaction is the following:
HCl + Zn --> ZnCl2 + H2
Neutralization
Acid and a metal
Acid and a carbonate
Ionic
none are correct
What are the correct products for this reaction HBr + Mg(OH)2 →
2HMg + Br(OH)2
2H2O + MgBr2
H2O + Mg2Br
MgO2 + H2Br
none are correct
Identify the salt in the following equation:
HNO3 + Zn(OH)2 → Zn(NO3)2 + H2O
HNO3
Zn(OH)2
Zn(NO3)2
H2O
none are correct
What gas is produced when a metal reacts with an acid?
Water vapor
Acidic gas
Hydrogen
Nitrogen
none are correct
What are the reactants for the reaction of metal with acid?
Metal + acid ---> metal salt + hydrogen
Hydrogen and acid
Metal salt and metal
Metal and metal salt
Metal and acid
none are correct
What are the products for the reaction of metal with acid?
Metal + acid ---> metal salt + hydrogen
Metal salt and hydrogen
Metal salt
Metal and a salt
Acid and hydrogen
none are correct
Which salt will be produced if magnesium react with hydrochloric acid?
Magnesium oxide
Magnesium sulfate
Magnesium sulfide
Magnesium chloride
none are correct
Zinc + sulfuric acid (H2SO4) -->
Zinc sulfide + hydrogen
Zinc sulfate + hydrogen
Zinc sulfate + Water +Carbon dioxide
Zinc sulfide + water
none are correct
Magnesium + hydrochloric acid (HCl)-->
Magnesium chloride + water
Magnesium chloride + hydrogen
Magnesium hydrochloride + hydrogen
Magnesium chloride + water + carbon dioxide
none are correct
Iron + hydrochloric acid (HCl) -->
Iron chloride + hydrogen
Iron chloride + carbondioxide
Iron hydroxide + acid
Iron chloric + hydrogen
none are correct
