Question

An element 'A' is the major constituent of haemoglobin, 'A' reacts with dilute sulphuric acid and liberates a gas 'B'. The gas 'B' is
1) CO2
2) O2
3) H₂
4) Hos​

Answer 1

Answer:

Hey Bro Here Is Your Answer

Explanation:

Element A Is Iron (Fe) The Gas Is Liberated Ia H2 Gas

Answer 2

Hydrogen gas is evolved.
Fe + H2SO4 —-> FeSO4 + H2

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