Iron (Il) oxide crystallise in cubic str...

Iron (Il) oxide crystallise in cubic structure with unit cell edge of 5.0Å If the density of the oxide is 3.8 g cm-3 . Calculate the no. of `Fe^2+` and `O_2-` present in each unit cell. [atomic mass of Fe=56, O=16]

Similar Questions

Explore conceptually related problems

Iron (II) oxide has a cubic structure and each unit cell ha side 500 pm. If the density of the oxide is 4 g cm^(-3) the no. of oxide ions present in each unit cell is_____. (Molar mass of FeO=72g" "mol^(-1),N_(A)=6.02xx10^(23)mol^(-1) ).

Ferrous oxide has a cubic structure and each edge of the unit cell is 5.0 Å. Assuming density of the oxide as 4.0gcm^(-3) , then the number of Fe^(2+)andO^(2-) ions present in each unit cell will be

Silver crystallises in a face-centred cubic unit cell. The density of Ag is 10.5 g cm^(-3) . Calculate the edge length of the unit cell.

An element has a body centred cubic structure with a cell edge of 288 pm. The density of the element is 7.2 g/ cm^3 . How many atoms are present in 208 g of the element?

An element having atomic mass '52,' occurs in bcc structure with a cell edge of 288 pm. The density of the element is '7.2 gcm^-3'. Evaluate Avogadro number.

MAXIMUM PUBLICATION-THE SOLID STATE-EXAMPLE

Derive packing efficiency of body centered cubic
Text Solution
|
Derive packing efficiency of Simple cubic
Text Solution
|
Iron (Il) oxide crystallise in cubic structure with unit cell edge of ...
Text Solution
|
Which are the two types of close packing in two dimension. What are it...
Text Solution
|
Classify the following solids as ionic, metallic, molecular, network (...
Text Solution
|
A substance 'A' crystallizes in fcc lattice. Calculate the number of...
Text Solution
|
A substance 'A' crystallizes in fcc lattice. In a crystalline solid A...
Text Solution
|
What is meant by the term coordination number?
Text Solution
|
What is the coordination number of atoms: i) in a cubic close-packed ...
Text Solution
|
Identify the crystal Write the name of the crystal.
Text Solution
|
Identify the crystal How many particles are present in the unit cel...
Text Solution
|
Identify the crystal Write the relation connecting edge length and r...
Text Solution
|
The following diagram shows the alignment of magnetic moments for some...
Text Solution
|
Examine the substances H2O, NaCl, C6H6 and name the magnetic property ...
Text Solution
|
How many lattice points are there in one unit cell of the following la...
Text Solution
|
How many lattice points are there in one unit cell of the following la...
Text Solution
|
How many lattice points are there in one unit cell of the following la...
Text Solution
|
Classify the following into crystalline and amorphous solids. NaCl ,G...
Text Solution
|
Write any two properties of graphite.
Text Solution
|
Fill in the blanks.
Text Solution
|