MCQ
In the modern periodic table, elements are arranged in
- AIncreasing mass
- BIncreasing volume
- ✓Increasing atomic number
- DAlphabetically
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$\mathrm{H}_2, \mathrm{He}_2^{+}, \mathrm{O}_2^{+}, \mathrm{N}_2^{2-}, \mathrm{O}_2^{2-}, \mathrm{F}_2, \mathrm{Ne}_2^{+}, \mathrm{B}_2$