Help me balance these equations

Iwll give extra points to who gets this for ! what type of reaction is this? ?

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

Answer from each drop-down menu. e characteristics of a borane molecule (bh). the lewis structure and table of electronegativities are given olecular shape is and the molecule is reset next erved. search e a