The middle nitrogen has two sigma bonds and one pi bond. You know that one p orbital is used in the double bond and two sp2 orbitals are involved in the sigma bond. This leaves one sp2 orbital for the lone pair to occupy.
Answer:
where is the answer options because it sounds like I need some
Because that solid is frozen liquid, so when it gets heated up, it will melt. Like Ice.
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All Elements are obtained in the periodic table & water is Not an element it is a compound.