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Study Of Acids, Bases and Salts — Chemistry STD 10 — Question

ICSE BoardEnglish MediumSTD 10ChemistryStudy Of Acids, Bases and Salts2 Marks
Question
What is the difference between : An alkali and a metal hydroxide?
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Answer

An alkali Metal hydroxide
An alkali is a basic hydroxide which when dissolved in water produces hydroxyl $(OH^-)$ ions as the only negatively charged ions. Metal hydrooxide are generally bases which have a metal atom bonded to a hydroxide ion $(OH^-)$
Example :$NaOH, KOH$ Examples: $Mg(OH)_2$

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