Distinguish between the following: |
(i) Acid and alkali |
(ii) Base and alkali |
(iii) Organic acid and mineral add. |
Answer:
(i) An add is the compound formed by the reaction of acidic oxide with water, e.g., HCl, whereas alkali is the hydroxide of a metal dissolved in water, e.g., KOH. (ii) A base is a substance containing hydroxide group, e.g., \[N{{H}_{4}}OH\], whereas alkali is the base which is soluble in water, e.g., \[NaOH\]. (iii) Organic acid is a weak acid derived from plants or animals, e.g., acetic acid. Mineral acid is a strong acid derived from earth minerals, e.g., HCl.
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