chemical bonding

How is that planar molecule when there are three axes. And nodal plane xy kese ???
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30 Replies
iTeachChem Helper
@Dexter
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Gaurav
GauravOP5mo ago
@Pinaki
iTeachChem
iTeachChem5mo ago
agar z axis is internuclear axis (it is not here, z is perpendicular here) and wait wait you are asking how sp2 is planar?
Gaurav
GauravOP5mo ago
Nonono
iTeachChem
iTeachChem5mo ago
ek bar check my videos na. itna complicated nahi hai as is tdrawn here or jd lee bhi hai ok then what is the q?
Gaurav
GauravOP5mo ago
SP2 is planar but vo pz BHI AA gya na to 3d molecule nhi hoga?
iTeachChem
iTeachChem5mo ago
that is unhydbrised :) also, usually in ncert z axis is internuclear, just see q me kya diya hai. if q doenst have anything, go with ncert (he has specified x axis to be internuclear it looks like)
Gaurav
GauravOP5mo ago
Not question these are notes actually
iTeachChem
iTeachChem5mo ago
yea but end goal is q right :D
Gaurav
GauravOP5mo ago
Hmm
iTeachChem
iTeachChem5mo ago
so yea check out how sp2 hybridisation happens, it is there in my videos, clearly bola hai ki one p orbital is NOT hybdrised that is the one that forms the pi bond
Gaurav
GauravOP5mo ago
Yes vo to PTA hai To jab pie bond bnega vo to kisi 3rd axis pr hi bnega na
iTeachChem
iTeachChem5mo ago
yea in this case z.
Gaurav
GauravOP5mo ago
Yes
iTeachChem
iTeachChem5mo ago
so the molcule is planar wrt to C and H the atoms theory revise kar lo zaroori hai I feel here
Gaurav
GauravOP5mo ago
Sir but sp2-sp2 is planar But molecule me to pz BHI ayega na (or not?) then how this is a planar structure?
iTeachChem
iTeachChem5mo ago
:D theory bro pi bonds are in one axis other two axes me uska nodal plane hota hai
Gaurav
GauravOP5mo ago
Ig you are not getting my doubt
iTeachChem
iTeachChem5mo ago
No description
Gaurav
GauravOP5mo ago
Hai ye to 3d structure Hai na
iTeachChem
iTeachChem5mo ago
perhaps, please revise theory once. this shows the molecule is planar and the pi bond is perpendicular to the plane of the molecule.
Gaurav
GauravOP5mo ago
So we don't count pure orbitals while defining structures? Yes will do 😁
iTeachChem
iTeachChem5mo ago
when they are in hybdrised orbitals, we may when not we dont yea check out my videos, thye will help.
Gaurav
GauravOP5mo ago
Okay but that doesn't make any sense?
iTeachChem
iTeachChem5mo ago
jd lee :D difficult to explain over texts mate :) poori theory hai hybridisation ki or videos this is unpaired electron remember single electron
itsav23
itsav235mo ago
In sp² hybridization, the three orbitals (one s and two p) combine to form three hybrid orbitals that lie in the same plane, oriented 120° apart. Although these orbitals are derived from three axes (x, y, and z), in sp², only two axes (let it be x and y) are used for the hybrid orbitals and they spread out in a planar structure. The remaining p orbital (along the z-axis which is the internuclear axis acc ncert) stays unhybridized, sticking out above and below the plane, which doesn’t affect the planarity of the sp² orbitals.
iTeachChem
iTeachChem5mo ago
Let’s close this out?
Gaurav
GauravOP5mo ago
+solved @itsav23
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