Which of the following statement is wrong ?

Question:

Which of the following statement is wrong ?

 

  1. Single $N-N$ bond is weaker than the single $P-P$ bond

  2. $\mathrm{N}_{2} \mathrm{O}_{4}$ has two resonance structures

  3. The stability of hydrides increases from $\mathrm{NH}_{3}$ to $\mathrm{BiH}_{3}$ in group 15 of the periodic table

  4. Nitrogen cannot form $\mathrm{d} \pi$-p $\pi$ bond


Correct Option: , 3

Solution:

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