a brown colour ring is formed. The composition of the ring is

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When conc. sulphuric acid is added slowly to a solution of ferrous sulphate containing nitrate ion, a brown colour ring is formed. The composition of the ring is
01
Dec
When conc. sulphuric acid is added slowly to a solution of ferrous sulphate containing nitrate ion, a brown colour ring is formed. The composition of the ring is a brown colour ring is formed. The composition of the ring is When conc. sulphuric acid is added slowly to a solution of ferrous sulphate containing nitrate [...]
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