Question

An element burns in air to form an oxide .the aqueous solution of this oxide turns blue litmus paper red state whether the element is a metel or a non metal .name one such element

Answer 1

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

OXIDES OF METALS ARE ALWAYS BASIC

OXIDES OF NON MEATALS ARE ALWAYS ACIDIC....

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

FROM THE EXPERIMENT OF GIVEN ELEMENT BLUE LITMUS TURNS RED.....

MEANS THE OXIDE WAS ACIDIC ....

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

IT LITERALLY MEANS THAT THE ELEMENT IS

====>. NON METAL. <====

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

FOR EXAMPLE ANY OXIDE OF A NON METAL .....

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

====>. NO2 , CO2 , SO2 <====

⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕⭕

THANKS !

Answer 2

as we know metal oxide the basic in nature and nonmetal or acidic, as the blue litmus is turned red, the solution is acidic which indicates that the element is a non metal. one such element it is Sulphur

thanks