alleryStart learning →What does an Arrhenius acid increase in water?
- Chloride ions
- Sodium ions
- Hydronium ions
- Hydroxide ions
Show answer and solution
Correct answer: C. Hydronium ions
Arrhenius acids increase the hydronium-ion concentration in water.
ICSE Class 10 Study of Acids, Bases and Salts — practice questions
Explore 51 free Study of Acids, Bases and Salts questions in ICSE Class 10 Chemistry. Open each question or exercise to read its content, reference answers and available explanation.
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What does an Arrhenius acid increase in water?Read the answer and worked solution →Which ion is the aqueous form of a proton?Read the answer and worked solution →An Arrhenius base in water increases which ions?Read the answer and worked solution →A Brønsted–Lowry acid is a proton…Read the answer and worked solution →In Brønsted–Lowry theory, a base accepts what?Read the answer and worked solution →A Lewis acid accepts which particle pair?Read the answer and worked solution →Which substance is given as a common weak acid?Read the answer and worked solution →Which acid is the aqueous solution of hydrogen chloride?Read the answer and worked solution →Vinegar is described as a dilute aqueous solution of…Read the answer and worked solution →What pH values are acidic at 25 °C?Read the answer and worked solution →At 25 °C, which pH is neutral?Read the answer and worked solution →At 25 °C, which description fits pH 9?Read the answer and worked solution →As pH decreases, acidity generally…Read the answer and worked solution →The pH scale is described as…Read the answer and worked solution →Which tool can measure aqueous-solution pH?Read the answer and worked solution →Which indicator is made from lichen dyes?Read the answer and worked solution →Acid is added to blue litmus. What colour change occurs?Read the answer and worked solution →Which litmus paper detects an alkaline solution?Read the answer and worked solution →What colour is neutral litmus paper?Read the answer and worked solution →A salt contains which charged particles?Read the answer and worked solution →What is the net electric charge of a salt?Read the answer and worked solution →What force holds salt ions together?Read the answer and worked solution →Which ions make up sodium chloride?Read the answer and worked solution →A salt may contain which kind of polyatomic ion?Read the answer and worked solution →What is a salt with water of crystallization called?Read the answer and worked solution →How can an insoluble salt be precipitated?Read the answer and worked solution →What do H+ and OH− ions form in neutralization?Read the answer and worked solution →What products are shown for NaOH + HCl?Read the answer and worked solution →What is a typical acid–base neutralization?Read the answer and worked solution →An acid reacting with a base commonly forms salt and…Read the answer and worked solution →
Worked practice questions
Which ion is the aqueous form of a proton?
- Hydroxide
- Chloride
- Hydronium
- Sodium
Show answer and solution
Correct answer: C. Hydronium
In water, a free proton exists as hydronium or larger hydrated forms.
An Arrhenius base in water increases which ions?
- Chloride
- Hydrogen
- Hydronium
- Hydroxide
Show answer and solution
Correct answer: D. Hydroxide
An Arrhenius base raises hydroxide-ion concentration when dissolved in water.
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