The group 14 elements A and B have the first ionisation enthalpy values of 708 kJ mol⁻¹ and 715 kJ mol⁻¹ respe…

Question

The group **$$14$$** elements **A** and **B** have the first ionisation enthalpy values of **$$708 \, 	ext{kJ mol}^{-1}$$** and **$$715 \, 	ext{kJ mol}^{-1}$$** respectively. The above values are lowest among their group members. The nature of their ions **$$A^{2+}$$** and **$$B^{4+}$$** respectively is:

Accepted Answer

C. reducing and oxidising

Answer

A. both reducing

Answer

B. both oxidising

Answer

D. oxidising and reducing

Answer & step-by-step solution

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