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प्रश्न
Define the following term: Primitive unit cells
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उत्तर
Primitive unit cells are defined as the unit cells in which the constituent particles are present only at the corner positions.
संबंधित प्रश्न
How will you distinguish between the following pair of terms?
Crystal lattice and unit cell
Name the parameters that characterize a unit cell.
What is meant by the term ‘coordination number’?
An ionic crystal lattice has limiting value of radius ratio as 0.414 to 0.732; the co-ordination number of its cation is _______.
(A) 6
(B) 4
(C) 3
(D) 12
An ionic crystal lattice has `r^+/r` radius ratio of 0.320, its coordination number is __
(a) 3
(b) 4
(c) 6
(d) 8
In the complexes `[Fe(CN)_6]^(3-)` and `[pt(en) (H_2O)_2(NO_2 (Cl)^(2+)]``the respective oxidation numbers of central metal atoms are
1) +3 and +4
2) +6 and + 4
3) +6 and +3
4) +3 and + 3
For a crystal of sodium chloride, state the type of lattice in which it crystallises.
A solid compound XY has NaCl structure. if the radius of the cation is 100 pm, the radius of the anion will be
Crystals can be classified into basic crystal units, equal to ____________.
AB crystallises in a body centred cubic lattice with edge length' a' equal to 387 pm The distance between two oppositely charged ions in the lattice is:
