MCQ
Transition elements show positive oxidation state, generally, due to:
- ALarge atomic size.
- BLow ionization energy.
- CLow electronegativity.
- DHigh electronegativity.
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$N{H_3} + {O_2}\xrightarrow[{Pt}]{\Delta }x + {H_2}O$
${x} + {O_2} \to y$
$y + {H_2}O{\text{(excess)}} \to {\text{x + z}}$
The incorrect option is