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Which of the following is an example of metallic crystal solid
Which one of the following forms a molecular solid when solidified?
Which of the following is an example of ionic crystal solid
Which of the following is non-crystalline solid
NaCl is an example of
In CsCl lattice the coordination number of Cl– ion is
Particles of quartz are packed by
In graphite, carbon atoms are joined together due to
Which of the following is an example of covalent crystal solid
Which of the following statements is not true about NaCl structure
Mostly crystals show good cleavage because their atoms, ions or molecules are
Among solids the highest melting point is established by
Which of the following is a molecular crystal
The number of formula unit in unit cell of CsCl, type is
Diamond is an example of
Given, Column A Column B A. Ionic solid I. NaCl B. Metallic solid II. Fe C. Covalent solid III. C(graphite) D. Molecular solid IV. Dry ice
Amorphous substances show (1) Short and long range order (2) Short range order (3) Long range order (4) Have no sharp M.P.
Amorphous solids are
Crystalline solid is
A crystalline solid
The property of crystalline solid is not
Which of the following fcc structure contains cations in alternate tetrahedral voids ?
Aluminium has fcc structure. The length of the unit cell is 404 pm. If the density of the metal is 2.7 g cm–3, the molar mass of Al atom is
An ionic compound has a unit cell consisting of A ions at the corners of a cube and B ions on the centres of the faces of the cube. The empirical formula for this compounds would be
A compound of ‘A’ and ‘B’ crystallizes in a cubic lattice in which the ‘A’ atoms occupy the lattice points at the corners of the cube. The ‘B’ atoms occupy the centre of each face of the cube. The probable empirical f…