Correct option is D
The correct answer is (d) NaCl.
Common salt, also known as table salt, has the chemical formula NaCl, which stands for sodium chloride.
It is formed through the neutralization reaction between a strong acid (hydrochloric acid, HCl) and a strong base (sodium hydroxide, NaOH).
Information Booster:
NaCl is an ionic compound, composed of Na⁺ (sodium ion) and Cl⁻ (chloride ion).
It is essential for human health, maintaining fluid balance and nerve transmission.
Used widely in food preservation and as a raw material in the chemical industry (e.g., for making caustic soda and chlorine).
Additional Information:
| Substance | Formula | Name | Type |
|---|---|---|---|
| NaCl | Sodium chloride | Common/table salt | Neutral salt (ionic) |
| NaOH | Sodium hydroxide | Caustic soda | Strong base |
| HCl | Hydrochloric acid | Used in stomach acid | Strong acid |
| KOH | Potassium hydroxide | Caustic potash | Strong base |
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