MCQ
Correct solubility order is
- A$MgF_2 > MgCl_2$
- B$BaF_2 > BaCl_2$
- C$LiF > LiCl$
- ✓$Ag_2O > Ag_2S$
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$II.$ 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?