Given below are two statements :\ Statement I : The number of pairs among $\left[\mathrm{SiO}_2,

Question

Given below are two statements :\ Statement I :   The number of pairs among $\left[\mathrm{SiO}_2, \mathrm{CO}_2ight],\left[\mathrm{SnO}, \mathrm{SnO}_2ight],\left[\mathrm{PbO}, \mathrm{PbO}_2ight]$ and $\left[\mathrm{GeO}, \mathrm{GeO}_2ight]$, which contain oxides that are both amphoteric is 2 .\ Statement II:   $\mathrm{BF}_3$ is an electron deficient molecule, can act as a Lewis acid, forms adduct with $\mathrm{NH}_3$ and has a trigonal planar geometry.\ In the light of the above statements, choose the correct answer from the options given below :

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