Questions and Answers
Which substance is classified as a base?
What is the pH distinction for acidic substances?
What color does phenolphthalein turn when it encounters a base?
Which of the following is known as the chemical name for vinegar?
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What is produced when a base dissolves in water?
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Which compound is classified as a salt?
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Which process is utilized for the manufacture of sodium hydroxide?
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What are the main products when an acid reacts with a base?
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Study Notes
Acids and Bases Overview
- HCl is classified as an acid.
- NaOH is recognized as a base.
- Litmus paper turns blue in the presence of a base.
- Acids produce hydrogen ions when dissolved in water.
- Phenolphthalein turns pink in a basic solution.
Chemical Compounds
- Sodium hydroxide (NaOH) is the chemical name for NaOH.
- NaCl (sodium chloride) is an example of a salt.
- The pH of an acidic substance is less than 7.
- Calcium hydroxide is commonly referred to as slaked lime.
pH Scale and Neutralization
- Bases have a pH value greater than 7.
- A neutral substance has a pH of 7.
- Neutralization reactions yield salt and water.
- When an acid reacts with a base, the main products are salt and water.
Common Chemical Substances
- Baking soda is chemically known as NaHCO₃.
- Acetic acid is commonly known as vinegar.
- HCl reacts with NaOH to form NaCl.
- Plaster of Paris has the chemical formula CaSO₄.½H₂O.
Manufacturing Processes
- Sodium hydroxide (NaOH) is manufactured through the chlor-alkali process.
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Description
Test your knowledge of acids and bases with this quiz covering fundamental concepts. Answer questions about identifying acids, bases, and their properties. Perfect for chemistry students looking to reinforce their understanding.
