Compound X is a colorless liquid at room temperature. A sample of pure X was slowly heated from -5℃, which is below its melting point, to 90℃, which is above its boiling point. Its temperature is measured every minute and the results are represented on the graph.

Compound X is a colorless liquid at room temperature. A sample of pure X was slowly heated from -5℃, which is below its melting point, to 90℃, which is above its boiling point. Its temperature is measured every minute and the results are represented on the graph.What is the significance of t°C?A 1

A shiny brown coloured element 'X' on heating in air becomes blackin colour. Name the element and the black coloured compoundformed

The boiling point of a compound is the temperature at which a liquid is converted to the phase.

Define compound

A compound 'X' of sodium forms a white powder. It is a constituent of baking powder and is used in some antacids. When heated, it gives a compound 'Y' and it is a basic salt formed by the neutralisation reaction between sodium hydroxide and a weak acid, Z.