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  • Sodium Hydroxide and Hydrochloric Acid Reaction: Redox or Not?
    No, the reaction of sodium hydroxide (NaOH) with hydrochloric acid (HCl) to form table salt (NaCl) and water (H₂O) is not a redox reaction. Here's why:

    * Redox reactions involve the transfer of electrons. In this reaction, there is no change in the oxidation states of the elements involved.

    * Sodium (Na) remains in the +1 oxidation state. It's +1 in NaOH and +1 in NaCl.

    * Chlorine (Cl) remains in the -1 oxidation state. It's -1 in HCl and -1 in NaCl.

    * Hydrogen (H) remains in the +1 oxidation state. It's +1 in HCl and +1 in H₂O.

    * Oxygen (O) remains in the -2 oxidation state. It's -2 in NaOH and -2 in H₂O.

    Since there's no change in oxidation states, this reaction is a neutralization reaction, where an acid (HCl) and a base (NaOH) react to form salt (NaCl) and water (H₂O).

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