A compound is formed by elements A and B. This crystallizes in the cubic structure where A atoms are at the corners of the cube and B atoms are at the body centres. The simplest formula of the compound is
AB
AB6
A6B
A8B4
Additional Questions
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The crystal system of a compound with unit cell dimensions, a = 0.387, b = 0.387 and c = 0.504 nm and α = β = 90° and γ = 120° is |
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The radius ratio in CsCl is 0.93. The expected lattice structure is |
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The unit cell of a binary alloy composed of A and B metals, has a ccp structure with A atoms occupying the corners and B atoms occupying the centres of each face of the cube. If during the crystallization of this alloy, in the unit cell, two A atoms are missing, the overall composition per unit cell is |
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Which of the following is a molecular crystal? |
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To get n–type doped semiconductor, the impurity to be added to silicon should have the following number of valence electrons? |
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Three elements A, B and C crystalise into a cubic solid lattice. Atoms A occupy the corners, B occupies the cube centres and C occupies the edges. The formula of the compound is |
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Number of unit cells in 4 g of X (atomic mass = 40) which crystallize in bcc pattern is (NA= Avogadro number) |
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The number of octahedral void(s) per atom present in a cubic close–packed structure is |
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AB crystallizes in a body centred cubic lattice with edge length 'a' equal to 387 pm. The distance between two oppositively charged ions in the lattice is |
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If 'a' stands for the edge length of the cubic systems: simple cubic, body centred cubic and face centred cubic, then the ratio of the radii of the spheres in these systems will be respectively: |
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