According to the Arrhenius theory of acids and bases, an acid is a substance that
(A) tastes sour - HSC - SSCE Chemistry - Question 8 - 2008 - Paper 1
Question 8
According to the Arrhenius theory of acids and bases, an acid is a substance that
(A) tastes sour.
(B) is capable of donating a hydrogen ion.
(C) can accept a pai... show full transcript
Worked Solution & Example Answer:According to the Arrhenius theory of acids and bases, an acid is a substance that
(A) tastes sour - HSC - SSCE Chemistry - Question 8 - 2008 - Paper 1
Step 1
A) tastes sour.
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Answer
While many acids do have a sour taste, taste is not a defining characteristic according to the Arrhenius theory.
Step 2
B) is capable of donating a hydrogen ion.
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Answer
This characteristic describes acids in other theories, but not specifically under the Arrhenius definition.
Step 3
C) can accept a pair of electrons to form a co-ordinate covalent bond.
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Answer
This statement pertains more to Lewis acids and bases rather than the Arrhenius definition of acids.
Step 4
D) increases the concentration of hydrogen ions in an aqueous solution.
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Answer
This is the correct definition according to the Arrhenius theory, which states that acids increase the concentration of H⁺ ions in water.
