Q2. An element forms an oxide when burnt in air, which is acidic in nature. Identify A as a metal or non-metal. Give reason.
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Q2. An element forms an oxide when burnt in air, which is acidic in nature. Identify A as a metal or non-metal. Give reason.
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Answer:
hope this helps you :)
Explanation:
Oxides of non-metals are acidic in nature while those of metals are basic. As the element A forms an acidic oxide, therefore, A must be a non-metal. ... Therefore, A is boron, (electronic configuration is 2, 3) and its oxide is .
Answer:-
2Mg (s) + O2 (g) → 2MgO (s)
Explanation:-
Magnesium chloride is slightly acidic because it is formed by the reaction of a relatively weak base Mg (OH)2 and a strong acid HCl.