Advertisements
Advertisements
Question
The number of octahedral voids formed in 0.5 mol of a compound forming hcp structure?
Advertisements
Solution
Number of particles in 0.5 mol = 0.5 × NA
= 0.5 × 6.022 × 1023
= 3.011 × 1023
∴ Number of octahedral voids = Number of particles
= 3.011 × 1023
APPEARS IN
RELATED QUESTIONS
The coordination number of atoms in bcc crystal lattice is ______.
Choose the most correct answer.
A compound forms hcp structure. Number of octahedral and tetrahedral voids in 0.5 mole of substance is respectively _______.
Answer the following in one or two sentences.
Sketch a tetrahedral void.
Third layer of spheres is added to second layer so as to form hcp or ccp structure. What is the difference between the addition of third layer to form these hexagonal close-packed structures?
An octahedral void is surrounded by ________.
The coordination number of spheres in the hcp lattice in three dimension is ______.
The number of tetrahedral voids are formed if the number of atoms in a crystal is N/2.
In hexagonal close packed (hep) structure, ____________ layer and ____________ layer have horizontal and vertical alignment.
An element crystallises in a bee lattice with cell edge of 500 pm. The density of the element is 7.5 g cm-3. How many atoms are present in 300 g of metal?
The ratio of close-packed atoms to tetrahedral holes in cubic close packing is ____________.
A compound has fcc structure. If density of unit cell is 3.4 g cm−3, what is the edge length of unit cell?
(Molar mass = 98.99)
Xenon crystallises in fcc lattice and the edge length of unit cell is 620 pm. What is the radius of Xe atom?
The coordination number of Rh in the complex [Rh(NH3)3(SCN)3] is ____________.
Zinc forms hcp structure. What is the number of tetrahedral voids formed in 0.3 mol of it?
The atoms of element 'Y' form hexagonal close packing and the atoms of element X occupies `3/4` th portion of the number of tetrahedral voids. The formula of the compound formed by X and Y is ____________.
Which of the following has hcp crystal structure?
What is the coordination number of cation in ionic compound if the type of hole occupied by cation is cubic?
A metallic element crystallizes in simple cubic lattice. If edge length of the unit cell is 3Å, with density 8 g/cc, what is the number of unit cells in 108 g of the metal?
(Molar mass of metal = 100 g/mol)
What is the coordination number of cation in ionic compound if the type of hole occupied by cation is octahedral?
Which metal crystallises in a simple cubic structure?
Which among the following metals crystallise as a simple cube?
What is the coordination number of atoms in bcc crystal lattice?
The coordination number of cobalt in the complex [Co(en)2Br2]Cl2 is ______.
Calculate the total number of tetrahedral and octahedral voids formed in 0.6 mol of a compound if it forms hcp structure.
What is the minimum number of spheres required to develop an octahedral void?
