Question

‘x’ moles of an oxide of a metal ‘A’ is heated with with ‘y’ moles of the
sulphide of the same metal. 6 moles of the element ‘A’ is obtained with 1
mole of a pungent smelling gas ‘B’
Element ‘A’ reacts with moist CO2 in air and slowly loses its shine to form
a green coat .
Determine the weight in grams of the sulphide of ‘A’ required if 1
2 mole of
gas ‘B’ is produced.

Answer 1

Answer:

compound X is ethanol

compound y is ethene

compound z is hydrogen gas

Explanation:

C2H5OH ____________C2 H4 + H2O

hot concentrated sulfuric acid is a strong

dehydrating agent. is react with ethanol to give a chain by removing water