In the given below substances, number of the crystalline substances.

Sodium chloride, quartz, glass, rubber, plastics, copper sulphate, quartz glass

Crystalline solids are ________.

Which of the following properties does not change with direction for amorphous solids?

Which of the following is super cooled liquids?

Which of the following is correct for triclinic crystal system?

Number of cubic Bravais lattice

Number of Bravais lattice, which have

a $\mathrm{\ne }\backslash neq$ b $\mathrm{\ne }\backslash neq$ c and $\alpha \backslash alpha$ = $\beta \backslash beta$ = $\gamma \backslash gamma$ = $90^{\circ }\mathrm{.}90^\backslash circ.$

Number of Bravais lattice, which have $a=b\mathrm{\ne }cand\alpha =\beta =\gamma =90^{\circ }\mathrm{.}a=b\backslash neq\; c\backslash ;and\backslash ;\backslash alpha=\backslash beta=\backslash gamma=90^\backslash circ.$

Number of tetrahedral voids in face-centered cubic.

Coordination number of corner atom of face-centered cubic

Which of the following unit cells is not centred unit cells?

Which of the following patterns of layer followed by face-centered cubic unit cell?

Atoms of A form fcc lattice and those of element B occupy $\frac{1}{2}\backslash frac12$ of the tetrahedral void. The formula of compound will be _______.

Choose correct expression of density for fcc unit cell.

Which of the following defect causes change in their density?