The atomic number of an element is 11. Its ox | vedclass

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(B) The element with atomic number $11$ is Sodium $(Na)$.Sodium is an alkali metal belonging to group $1$ of the periodic table.Alkali metals form oxi

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(B) The element with atomic number $11$ is Sodium $(Na)$.Sodium is an alkali metal belonging to group $1$ of the periodic table.Alkali metals form oxides with the general formula $M_2O$,which react with water to form strong bases.The oxide of sodium is $Na_2O$.The reaction with water is: $Na_2O + H_2O 	o 2NaOH$.Since $NaOH$ is a strong base,the oxide $Na_2O$ is basic in nature.

The atomic number of an element is $11$. Its oxide will be

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