Q37. Among the following halogens $\mathrm { F } _ { 2 } , \mathrm { Cl } _ { 2 } , \mathrm { Br } _ { 2 }$ and $\mathrm { I } _ { 2 }$ Which can undergo disproportionation reactions?\\
(1) $\mathrm { F } _ { 2 } , \mathrm { Cl } _ { 2 }$ and $\mathrm { Br } _ { 2 }$\\
(2) $\mathrm { F } _ { 2 }$ and $\mathrm { Cl } _ { 2 }$\\
(3) Only $\mathrm { I } _ { 2 }$\\
(4) $\mathrm { Cl } _ { 2 } , \mathrm { Br } _ { 2 }$ and $\mathrm { I } _ { 2 }$