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These videos are really gems. Thanks a lot professor.
Sir If we have to find area of unit cell will we find for hexagon or rhombus??? .. area of both came out to be same .
The rhombus is the usual unit cell shape for graphene. But you can take hexagon also as a unit cell. The primitive rhombus will have the same area as the hexgon.
Thank you Sir U helped me a lot in my studies 🙏🙏
Sir i like all ur vdos.....thanks sir to solved, how easily all the doubts.
how come the carbon makes only 3 bonds and is still stable and neutral..it doesn't satisfy octet rule
Well, chemists tell us that it is possible due to sp2 hybridization. This also happens in ordinary graphite.
nobel prize 2010 in comic sans got me
How carbon is 4th group element?
they has 4 free electron
14th group in normal numbers and 4th group in roman numbers
Does graphene is more harder than diamond
because sigma bond between C-C length is smaller than diamond.
Sir.. plzz remove subtitle
You can switch it off using the cc button on the bottom menu bar of the video.
@@introductiontomaterialsscience Thank you sir!!
These videos are really gems. Thanks a lot professor.
Sir If we have to find area of unit cell will we find for hexagon or rhombus??? .. area of both came out to be same .
The rhombus is the usual unit cell shape for graphene. But you can take hexagon also as a unit cell. The primitive rhombus will have the same area as the hexgon.
Thank you Sir U helped me a lot in my studies 🙏🙏
Sir i like all ur vdos.....thanks sir to solved, how easily all the doubts.
how come the carbon makes only 3 bonds and is still stable and neutral..it doesn't satisfy octet rule
Well, chemists tell us that it is possible due to sp2 hybridization. This also happens in ordinary graphite.
nobel prize 2010 in comic sans got me
How carbon is 4th group element?
they has 4 free electron
14th group in normal numbers and 4th group in roman numbers
Does graphene is more harder than diamond
because sigma bond between C-C length is smaller than diamond.
Sir.. plzz remove subtitle
You can switch it off using the cc button on the bottom menu bar of the video.
@@introductiontomaterialsscience Thank you sir!!