Question
What are the three distinct physical forms of a substance?
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| Column $– I$ | Column $– II$ | ||
| $i.$ | $C_{19}H_{40}$ | $a.$ | Undecane |
| $ii.$ | $C_{12}H_{26}$ | $b.$ | Nonadecane |
| $iii.$ | $C_{11}H_{24}$ | $c.$ | Dodecane |
| $d.$ | Nonane |