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WorksheetsQuiz 1 - ACID-BASE THEORIES - Chemistry - Grade 11- W5
Total questions: 10
Worksheet time: 20mins
All Brønsted- Lowry acids
are aqueous solutions.
can act as Arrhenius acids.
donate protons.
All of the above
Which of the following substances is both a Brønsted-Lowry base and an Arrhenius base?
NH3(s)
NH3(aq)
HCl(g)
HCl(aq)
In the following reaction, which substance acts as a Brønsted-Lowry acid?
HCl + NH3 ⟶ NH4+ + Cl-
HCl
NH3
NH4+
Cl–
In the following reaction, which substance acts as a Brønsted-Lowry base?
HCl + NH3 ⟶ NH4+ + Cl-
HCl
NH3
NH4+
Cl–
Which of the following is a polyprotic acid?
HCl
H2SO4
HNO3
HF
Which of the following can act as a Lewis acid?
NH3(aq)
Cl–(aq)
BF4- (aq)
Ag+(aq)
A Lewis acid
is an anion.
donates an electron pair to form a covalent bond.
can be a substance that does not contain a hydrogen atom.
All of the above
Which of the following substances can act as an Arrhenius base, a Brønsted-Lowry base, and a Lewis base?
F–(aq)
NH3(aq)
H+(aq)
NaOH(aq)
Which of the following will be present in an aqueous solution of H2SO4?
H3O+(aq)
HSO4-
SO42-
All of the above
A substance that increases the concentration of OH- ions in an aqueous solution is known as a(n)
Arrhenius acid.
Arrhenius base.
Lewis acid.
Lewis base.
