Consider the species CH4, $N{H}_4^{+}andB{H}_4^{-}.$ ${}_{}^{}{}_{}^{}$ Choose the correct option with respect to the there species

Incorrectly matched among the following is:

Three elements X, Y and Z are in the 3rd period of the periodic table. The oxides of X, Y and Z, respectively, are basic, amphoteric and acidic. The correct order of the atomic numbers of X, Y and Z is:
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In general, the property (magnitudes only) that shows an opposite trend in comparison to other properties across a period is:
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The first ionization entahalpies of Be, B, N and O follow the order