In a fcc arrangement of X and Y atoms, whose Y atoms are at the corners of the unit cell and X atoms are at the face centres. One of the X atoms is missing frm one of the faces in the unit cell. The simplest formula of the compound is :-

(a) X ₅ Y₂ (b)X₂Y₅ (c) XY₃ (d) X₃ Y

Question

In a fcc arrangement of X and Y atoms, whose Y atoms are at the corners of the unit cell and X atoms are at the face centres. One of the X atoms is missing frm one of the faces in the unit cell. The simplest formula of the compound is :-

(a) X ₅ Y₂ (b)X₂Y₅ (c) XY₃ (d) X₃ Y

Sudip Ghosh · Answer

I think it is X2Y5

abhishek sahu,IIT-K · Answer

initially total number of X atoms =4 finally it will be3 answer is-- X 3 Y

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In a fcc arrangement of X and Y atoms, whose Y atoms are at the corners of the unit cell and X atoms are at the face centres. One of the X atoms is missing frm one of the faces in the unit cell. The simplest formula of the compound is :- (a) X 5 Y 2 (b)X 2 Y 5 (c) XY 3 (d) X 3 Y

In a fcc arrangement of X and Y atoms, whose Y atoms are at the corners of the unit cell and X atoms are at the face centres. One of the X atoms is missing frm one of the faces in the unit cell. The simplest formula of the compound is :-

(a) X ₅ Y₂ (b)X₂Y₅ (c) XY₃ (d) X₃ Y

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In a fcc arrangement of X and Y atoms, whose Y atoms are at the corners of the unit cell and X atoms are at the face centres. One of the X atoms is missing frm one of the faces in the unit cell. The simplest formula of the compound is :- (a) X 5 Y 2 (b)X 2 Y 5 (c) XY 3 (d) X 3 Y

In a fcc arrangement of X and Y atoms, whose Y atoms are at the corners of the unit cell and X atoms are at the face centres. One of the X atoms is missing frm one of the faces in the unit cell. The simplest formula of the compound is :- (a) X 5 Y2 (b)X2Y5 (c) XY3 (d) X3 Y

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In a fcc arrangement of X and Y atoms, whose Y atoms are at the corners of the unit cell and X atoms are at the face centres. One of the X atoms is missing frm one of the faces in the unit cell. The simplest formula of the compound is :-

(a) X ₅ Y₂ (b)X₂Y₅ (c) XY₃ (d) X₃ Y