Curriculum
Course: EST 2 Chemistry
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Curriculum

EST 2 Chemistry

Structure of Matter

0/11

States of Matter

0/7

Reaction Types

0/9

Stoichiometry

0/7

Equilibrium and Reaction Rates

0/7

Thermochemistry

0/5

Descriptive Chemistry

0/7

Laboratory Skills

0/5
Quiz

Acids and bases – Check yourself

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Acids and bases EST Chemistry check yourself quiz: free practice for EST 2 Chemistry. Work through this Acids and bases EST Chemistry check yourself quiz and get instant feedback on every answer. If you get stuck, review the 3.1 Acids and bases lesson. More practice: EST 2 Chemistry — all units. Syllabus: OpenStax free science textbooks.

  • Questions count: 10
  • Passing grade: B+
  • Time limit: 10 minutes
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1.
The conjugate base of H2SO4 is
SO42−
HSO4−
H3SO4+
H2O
2.
pH of a solution with [OH−] = 10−4 M
4
10
7
14
3.
BF3 is a Lewis acid because it
donates H+
accepts an electron pair
donates OH−
donates electrons
4.
pH 3 compared with pH 5 has [H+]
2 times higher
100 times higher
100 times lower
equal
5.
Which statement best describes Arrhenius acid?
A proton (H+) donor.
Produces H+ (H3O+) in water.
−log[H+].
Produces OH− in water.
6.
Which statement best describes Arrhenius base?
An electron-pair acceptor.
−log[H+].
A proton acceptor.
Produces OH− in water.
7.
Which statement best describes Brønsted–Lowry acid?
Ionises completely in water.
A proton (H+) donor.
Two species differing by one H+.
An electron-pair acceptor.
8.
Which statement best describes Brønsted–Lowry base?
An electron-pair acceptor.
−log[H+].
A proton acceptor.
A proton (H+) donor.
9.
Which statement best describes Conjugate pair?
An electron-pair acceptor.
Ionises completely in water.
Two species differing by one H+.
Produces H+ (H3O+) in water.
10.
Which statement best describes Lewis acid?
Two species differing by one H+.
A proton (H+) donor.
Produces OH− in water.
An electron-pair acceptor.
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Part of Reaction Types — see every lesson and quiz in this unit.
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