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CBSE Class 12-science Answered

what is a crystal ? is a very small like point substance of common salt NaCl is crystal or what ? no definition plz?
Asked by hitessh | 27 Apr, 2012, 08:22: PM
answered-by-expert Expert Answer
consider a brick let it be one atom, when we arrange them in orderly manner to make a room . This is called crystal.
Answered by | 29 Apr, 2012, 01:07: 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
what do you understand by the space lattice and unit cell
Asked by pradeepkumar70258 | 04 Oct, 2023, 10:30: PM
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CBSE 12-science - Chemistry
what is the efficiency power of Fcc unit cell
Asked by shreyasingh3652 | 28 May, 2022, 11:06: PM
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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
which ionic compound shows both frenkle and schottky defect
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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