| Element | Ionization | enthalpy | $(kJ/mol)$ |
| $1^{st}$ | $2^{nd}$ | $3^{rd}$ | |
| $A$ | $899$ | $1757$ | $14847$ |
| $B$ | $737$ | $1450$ | $7731$ |
Which of the following statements is correct ?
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|
List $- I$ |
List $- II$ |
| $(a)$ Zymase | $(i)$ Stomach |
| $(b)$ Diastase | $(ii)$ Yeast |
| $(c)$ Urease | $(iii)$ Malt |
| $(d)$ Pepsin | $(iv)$ Soyabean |
Choose the correct answer from the options given below
Statement $I$: $\mathrm{S}_8$ solid undergoes disproportionation reaction under alkaline conditions to form $\mathrm{S}^{2-}$ and $\mathrm{S}_2 \mathrm{O}_3{ }^{2-}$
Statement $II$: $\mathrm{ClO}_4^{-}$can undergodisproportionation reaction under acidic condition. In the light of the above statements, choose the most appropriate answer from the options given below :
