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Questions and Answers
What is the coordination number of Zn²⁺ ion in Zinc blende (ZnS) type crystal structure?
What is the coordination number of Zn²⁺ ion in Zinc blende (ZnS) type crystal structure?
- 6
- 4 (correct)
- 8
- 12
What is the arrangement of Cl⁻ ions in Rock salt (NaCl) type crystal structure?
What is the arrangement of Cl⁻ ions in Rock salt (NaCl) type crystal structure?
- bcc
- fcc with Cl⁻ ions occupying the corners and face centres of a cube (correct)
- hcp
- fcc
What is the coordination number of Ca²⁺ ion in Fluorite (CaF₂) type crystal structure?
What is the coordination number of Ca²⁺ ion in Fluorite (CaF₂) type crystal structure?
- 4
- 8 (correct)
- 6
- 12
What is the arrangement of Cs⁺ ions in Antifluorite type crystal structure?
What is the arrangement of Cs⁺ ions in Antifluorite type crystal structure?
What is the arrangement of S²⁻ ions in Zinc blende (ZnS) type crystal structure?
What is the arrangement of S²⁻ ions in Zinc blende (ZnS) type crystal structure?
What is the characteristic arrangement of atoms in a face-centred cubic (fcc) unit cell?
What is the characteristic arrangement of atoms in a face-centred cubic (fcc) unit cell?
What is the effect of slow cooling on the crystal size?
What is the effect of slow cooling on the crystal size?
What is the significance of negative signs in Miller indices?
What is the significance of negative signs in Miller indices?
What is the characteristic of all parallel planes in a crystal?
What is the characteristic of all parallel planes in a crystal?
What is the process by which crystals of a substance are obtained?
What is the process by which crystals of a substance are obtained?
What is the total number of possible Bravais Lattices that can be arranged?
What is the total number of possible Bravais Lattices that can be arranged?
What is the characteristic of a crystal system that has a lattice point at the eight corners of the unit cell and at the body centered?
What is the characteristic of a crystal system that has a lattice point at the eight corners of the unit cell and at the body centered?
What is the term for a regular array of points in three dimensions that represents an atom or a group of atoms?
What is the term for a regular array of points in three dimensions that represents an atom or a group of atoms?
Which of the following crystal systems has a lattice point at the eight corners of the unit cell and at the six face centers?
Which of the following crystal systems has a lattice point at the eight corners of the unit cell and at the six face centers?
What is the term for a homogeneous portion of a crystalline substance composed of a regular pattern of structural units?
What is the term for a homogeneous portion of a crystalline substance composed of a regular pattern of structural units?
What is a characteristic of anisotropic substances?
What is a characteristic of anisotropic substances?
What is a characteristic of SiO4 tetrahedra in amorphous solids?
What is a characteristic of SiO4 tetrahedra in amorphous solids?
What is a physical property of diamond?
What is a physical property of diamond?
What is a characteristic of graphite?
What is a characteristic of graphite?
What is a difference between diamond and graphite?
What is a difference between diamond and graphite?
What is the characteristic of crystalline solids with ionic bonding?
What is the characteristic of crystalline solids with ionic bonding?
Which property of diamond makes it an insulator?
Which property of diamond makes it an insulator?
What is the characteristic of graphite, an allotrope of carbon?
What is the characteristic of graphite, an allotrope of carbon?
Which type of bonding is present in crystalline solids like SiO2 (quartz)?
Which type of bonding is present in crystalline solids like SiO2 (quartz)?
What is the main difference between crystalline and amorphous silica (SiO2)?
What is the main difference between crystalline and amorphous silica (SiO2)?
What is the maximum number of possible space lattices that can be arranged?
What is the maximum number of possible space lattices that can be arranged?
What is the characteristic of a crystal system that has a lattice point at the eight corners and at the body center?
What is the characteristic of a crystal system that has a lattice point at the eight corners and at the body center?
What is the number of different crystal systems that can exist?
What is the number of different crystal systems that can exist?
What is the term for a regular array of points in three dimensions that represents an atom or a group of atoms?
What is the term for a regular array of points in three dimensions that represents an atom or a group of atoms?
What is the characteristic of a crystal that has a regular pattern of structural units (ions, atoms, or molecules)?
What is the characteristic of a crystal that has a regular pattern of structural units (ions, atoms, or molecules)?
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