GENERAL KNOWLEDGE

GK

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
When dissolved in water, acids produce ____
A
negative ions
B
polyatomic ions
C
hydrogen ions
D
oxide ions
Explanation: 

Detailed explanation-1: -When an acid is dissolved in water, it furnishes hydrogen ions, and consequently, the concentration of hydrogen ions increases in the solution. The reaction is highly exothermic in nature due to the production of heat.

Detailed explanation-2: -Acids are substances that when dissolved in water release hydrogen ions, H+(aq). Bases are substances that react with and neutralise acids, producing water. When dissolved, bases release hydroxide ions, OH-(aq) into solution. Water is the product of an acid and base reacting.

Detailed explanation-3: -All acids essentially contain hydrogen atom(s) in their molecule which can be released in water. Therefore, an acid is a compound, which furnishes hydrogen ions(H+) as the only positive charged ions when dissolved in water.

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