Question

What is an acid and write four properties of acids by giving examples

Answer 1

Acids are sour in taste. Acid react with carbonate and hydrogen carbonate to form a salt,water and carbon dionxide gas.Extremely active metals such as potassium(K),calcium(Ca),sodium(Na)etc,tend to explode when combined with acids.
Weak acids like carbonic acid does'nt act with any metal at all.


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Answer 2

hey mate ur answer is

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A substance with particular chemical properties including turning litmus red, neutralizing alkalis, and dissolving some metals; typically, a corrosive or sour-tasting liquid of this kind are called acids.

Properties of acids

1-They are liquids.

2-They are solutions of compounds in water.

3-If concentrated they can be corrosive.

4-Acids taste sour (for example, vinegar).

5-Turn blue litmus paper red - this is an easy test for an acid!

6-Usually react with metals to form salts.

7-Acids contain hydrogen ions.

⚫Some common examples of acids are Citrus fruits such as lemons, limes, oranges, grapefruit, etc. ... Citric acid is a weak acid but still, it produces hydrogen ions when mixed with water and that's why the pH of lemon juice is 2. Another example of an acid is vinegar. Vinegar consists of acetic acid.