Q1Multiple choice
On addition of conc. H2SO4 to a chloride salt, colourless fumes are evolved but in case of iodide salt, violet fumes come out. This is because
- (i)H2SO4 reduces HI to I2
- (ii)HI is of violet colour
- (iii)HI gets oxidised to I2
- (iv)HI changes to HIO3
Show answer
(iii) HI gets oxidised to I2