Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Chemistry
Chemistry
Problem
In a cubic unit cell 7 of the 8 corners are occupied by atom *A* and centres of faces are occupied by atom *B*. The general formula of compound is: a.
A
7
B
6
A_7B_6
A
7
B
6
b.
A
7
B
24
A_7B_{24}
A
7
B
24
c.
A
24
B
7
A_{24}B_7
A
24
B
7
d.
A
6
B
7
A_6B_7
A
6
B
7
Browse the problem library