An element forms an oxide which is acidic in nature.Is the element a metal or non-metal?

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Solution

The element is non-metal. Non-metals generally forms acidic oxide and metals form basic oxide. For example, $N_{2} O_{3}$ which is an acidic oxide.

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An element X on reacting with oxygen forms an oxide X₂O. This oxide dissolves in water and turns red litmus blue. State whether element X is a metal or a non metal. Explain with proper example.

Q. An element X forms two oxides XO and XO₂. The oxide XO has no action on litmus solution but oxide XO₂ turns litmus solution red.
(a) What is the nature of oxide XO?
(b) What is the nature of oxide XO₂?
(c) Would you call element X a metal or a non-metal? Give reason for your choice.
(d) Can you give an example of element like X?

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An element forms an oxide which is acidic in nature.Is the element a metal or non-metal?

The element is non-metal. Non-metals generally forms acidic oxide and metals form basic oxide. For example, N2O3 which is an acidic oxide.

The element is non-metal. Non-metals generally forms acidic oxide and metals form basic oxide. For example, $N_{2} O_{3}$ which is an acidic oxide.