MCQ
What happen when methane react with conc.$HNO_3$ at high temperature ?
- ✓Nitromethane is formed
- BNitromethane is formed
- C$CO_2$ and $H_2O$ are formed
- D$CO$ and $H_2O$ are formed
$CH _4+ HNO _3 \underset{400^{\circ} C }{\stackrel{\Delta}{\longrightarrow}} \underset{\text { (Nitromethane) }}{ CH _3 NO _2}+ H _2 O$
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$(I)$ The radius of an anion is larger than that of the parent atom.
$(II)$ The ionization energy generally increases with increasing atomic number in a period.
$(III)$ The electronegativity of an element is the tendency of an isolated atom to attract an electron.
Which of the above statements is/are correct?