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What is a main difference between …

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What is a main difference between acid and base

Posted by Kiran Devi 4 years, 2 months ago

CBSE > Class 09 > Science

1 answers

Yogita Ingle 4 years, 2 months ago

Basis	Acid	Base
Definition	An acid is any chemical compound once dissolved in water produces a solution with hydrogen ion activity more than purified water	A base is an aqueous substance that could absorb hydrogen ions.
Strength	Relies on the concentration of the hydronium ions	Relies on the concentration of the hydroxide ions
Examples	Acetic acid CH3COOH and sulphuric acid	Sodium Hydroxide (NaOH) and Ammonia
Characteristics (Physical)	Would depend upon the temperature acids would look solid, liquid or in the form of gas. It would also have a sour taste.	Bases would feel slippery and solid in nature (except for ammonia, which is gaseous). It would have a bitter taste.
Disassociation	Acids would release hydrogen ions (h+) when mixed with water	Bases would release hydroxide ions(OH-) when mixed with water
Test with Litmus	Would turn litmus paper red	Would turn litmus paper blue

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