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Reactivity With Air CO2 and Water (Group 1)

Question 57An...

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Question 57
An element forms an oxide $A_{2} O_{3}$ which is acidic in nature. Identify A as a metal or non-metal.

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Solution

Since an oxide of element is acidic in nature, therefore, A will be a non-metal.

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Q. Question 57
An element forms an oxide

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Q. Metal A burns in air, on heating, to form an oxide A₂O₃ whereas another metal B burns in air only on strong heating to form an oxide BO. The two oxides A₂O₃ and BO can react with hydrochloric acid as well as sodium hydroxide solution to form the corresponding salts and water.
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An element forms an oxide which is basic in nature.State whether the element is a metal or non-metal ?

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Reactivity With Air CO2 and Water (Group 1)

Standard IX Chemistry

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