Is there any change in the hybridization of B and N atoms as a result of the following reactions?

cbse
chemicalbonding

#1

Is there any change in the hybridization of B and N atoms as a result of the following reactions ?


#2

In B${{F}{3}}$, B is s${{p}^{2}}$ hybridised #nd in N${{H}{3}}$, N is s${{p}^{3}}$ hybridised. After the reaction, B changes to s${{p}^{3}}$ but that of N remains unchanged