MCQ
What is the correct $IUPAC$ name of


- ✓$4-$methoxy$-2-$nitrobenzaldehyde
- B$4-$formyl$-3-$nitro anisole
- C$4-$methoxy$-6-$nitrobenzaldehyde
- D$2-$formyl$-5-$methoxy nitrobenzene


Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$(I)$ $Be$ has smaller atomic radius compared to $Mg$
$(II)$ $Be$ has higher ionization enthalpy than $Al.$
$(III)$ Charge/radius ratio of $Be$ is greater than that of $Al$.
$(IV)$ Both Be and $Al$ form mainly covalent compounds.
$\xrightarrow[\Delta ]{{{H^ \oplus }}}\,B$
The product $"B"$ is