MCQ
With increasing atomic number in a certain period
- AThe chemical reactivity decreases
- BThe chemical reactivity increases
- CThe electropositive character increases
- ✓The electronegative character increases
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$1$. $NH_3 + NH_4Cl$
$2$. $HCl + NaCl$
$3$. $NH_3 + HCl$ in $2 : 1$ $mole$ ratio
Select the correct answer using the code given below

