Question

Q5. An element X which is a yellow solid at room temperature shows catenation and allotropy. X form two oxides which are also formed during the thermal decomposition of ferrous sulphur crystals and are the major air pollutants.
(a) Identify the element X.
(b) Write the electronic configuration of X.
(c) Write the balanced chemical equation for the thermal decomposition of ferrous sulphate crystals.
(d) What would be the nature (acidic/ basic) of oxides formed?
(e) Locate the position of the element in the Modern Periodic Table.

Answer 1

Answer:

I don't know the answer