Question

Least volatile hydrogen halide is

विकल्प

• HF

• HCL

• HI

• HBr

Answer 1

HCL

Explanation:

\[\ce{H2O + Br2O -> HOBr^{+1} + HBr^{-1}}\]. As Br₂ undergoes increase or decrease in O.N. It is both oxidised and reduced.