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CBSE Class 12-science Answered

WHAT ARE KERNELS?
Asked by vishnuraj | 16 May, 2012, 07:25: AM
answered-by-expert Expert Answer
In an atom there are many "shells" of electrons, the exact number depending on the element. The outer most shell is called the valence shell, which is where bonds are formed. All the inner shells are considered the kernel.

Answered by | 16 May, 2012, 09:02: AM

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CBSE 12-science - Chemistry
law spin complex of d6 cation in an octahedral field will have the following energy
Asked by rasmimajhi07 | 21 Nov, 2023, 10:22: PM
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CBSE 12-science - Chemistry
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CBSE 12-science - Chemistry
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CBSE 12-science - Chemistry
what is solid
Asked by harshul2019 | 25 May, 2022, 08:52: PM
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CBSE 12-science - Chemistry
In diamond C atoms occupy FCC lattice points as well as alternate tetrahedral voids the edge length of unit of unit cell is 356.7pm.Calculate the closest distances between C atom and the fraction of total volume occupies by C atom.
Asked by sardaarjii2012 | 31 Oct, 2021, 09:05: PM
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CBSE 12-science - Chemistry
metal crystallises in BCC structures atomic mass of the metal is 55.8g\mol calculate edge length of unit cell of the metal
Asked by karennavarpriya | 20 Aug, 2021, 01:53: PM
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CBSE 12-science - Chemistry
In a FCC lattice , atoms A occupy the corner positions and atoms B occupy the face centre positions. If one atom of B is missing from one of the face centred points, calculate the formula of the compound
Asked by akash9322793205 | 12 Aug, 2021, 09:30: AM
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CBSE 12-science - Chemistry
cation A occupies 2/3rd of all the octahedral voids while the anion B is found in all lattice points predict the formula of the ionic compound formed by them
Asked by shrinithishri2003 | 22 Jun, 2021, 12:09: AM
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CBSE 12-science - Chemistry
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Asked by apoorvaks26 | 10 May, 2021, 09:24: AM
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CBSE 12-science - Chemistry
The unit cell of Na is bcc and its density is 0.97. What is the radius of a sodium atom if the molar mass of Na is 23?
Asked by arushidabhade | 17 Mar, 2021, 01:24: PM
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