MCQ
The ionization enthalpy of elements decreases while moving up to down in group because:
- Adensity increases
- Bchemical reactivity decreases
- ✓atomic size increases
- Delectronegativity decreases
✓
Answer
Correct option: C.
atomic size increases
C
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The $IUPAC$ name of $\begin{matrix}
C{{H}_{3}}-CH-C-C-NH \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,| \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{{H}_{3}}\,\,\,\,O\,\,\,\,\,\,\,O\,\,\,\,\,\,Br \\
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\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,| \\
\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{{H}_{3}}\,\,\,\,O\,\,\,\,\,\,\,O\,\,\,\,\,\,Br \\
\end{matrix}$ is