Exercise
Form 2: Properties of Acids
In this engaging exercise, students will explore the unique properties of acids through hands-on experiments and interactive activities, enabling them to understand concepts such as pH levels, reactivity with metals, and the role of acids in everyday life. By the end of the lesson, learners will confidently identify and classify various acids based on their characteristics and applications.
Questions
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MultiChoice
How do dilute acidic solutions generally taste?
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MultiChoice
What color does blue litmus paper turn when dipped into an acidic solution?
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MultiChoice
What gas is produced when an acid reacts with an active metal such as zinc?
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MultiChoice
Which safety risk property is characteristic of concentrated acids?
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MultiChoice
What products are formed when an acid reacts with a metal carbonate?
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MultiChoice
Why do acids conduct electricity when dissolved in water?
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MultiChoice
Which organic acid is naturally present in lemons and oranges?
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MultiChoice
Which acid is produced in human stomach juice to help digest food?
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MultiChoice
What color does universal indicator paper turn when placed in a strongly acidic solution (pH 1-2)?
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MultiChoice
What visual reaction is observed when acid is poured onto marble (calcium carbonate)?
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MultiChoice
Which acid gives vinegar its characteristic odor and taste?
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MultiChoice
Why should water never be poured directly into concentrated acid during lab dilution?