Question
How many days pass between two successive full moon nights?
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| Molecule | Hybridization and bond angle | ||
| $i.$ | Water | $a.$ | $Sp^2, 120^\circ$ |
| $ii.$ | Boron trifluoride | $b.$ | $Sp^3, 104.5^\circ$ |
| $iii.$ | Beryllium fluoride | $c.$ | $Sp^3, 109.5^\circ$ |
| $iv.$ | Methane | $d.$ | $Sp, 180^\circ$ |