Question

An element 'X' is yellow coloured solid, insoluble in water but soluble in carbon disulphide. It has low melting point 114.5°C. It boils at 445°C and it bums with pale blue flame forming pungent smelling gas 'Y' which turns moist blue ​

Answer 1

Answer:

An element 'X' is yellow coloured solid, insoluble in water but soluble in carbon disulphide. It has low melting point 114.5°C. It boils at 445°C and it bums with pale blue flame forming pungent smelling gas 'Y' which turns moist blue litmus red and finally colourless. 'X' and 'Y' are (a) C, CO2.

Explanation:

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Answer 2

Explanation:

x = S

and y =

${s} {o}^{2}$