12. In an oxide, oxide ions are packed with fcc unit cell in which B3+ ion occupy x% of octahedral void and A2+ ion occupy y% of tetrahedral void,then what is correct about the unit cell? 1.) Formula is A3B2O6 in which x=50% and y=12.5% 2.) Formula is A2B4O6 in which x=50% and y=50% 3.) Formula is AB2O4 in which X! 50% and y=12.5% 4.) Formula is AB2O4 in which x=12.5% and y=50%

12. In an oxide, oxide ions are packed with fcc unit cell in which B3+

1.	12. In an oxide, oxide ions are packed with fcc unit cell in which B3+ ion occupy x% of octahedral void and A2+ ion occupy y% of tetrahedral void,then what is correct about the unit cell? 1.) Formula is A3B2O6 in which x=50% and y=12.5% 2.) Formula is A2B4O6 in which x=50% and y=50% 3.) Formula is AB2O4 in which X! 50% and y=12.5% 4.) Formula is AB2O4 in which x=12.5% and y=50%
Answer» 12. In an oxide, oxide ions are packed with fcc unit cell in which B3+ ion occupy x% of octahedral void and A2+ ion occupy y% of tetrahedral void,then what is correct about the unit cell? 1.) Formula is A3B2O6 in which x=50% and y=12.5% 2.) Formula is A2B4O6 in which x=50% and y=50% 3.) Formula is AB2O4 in which X! 50% and y=12.5% 4.) Formula is AB2O4 in which x=12.5% and y=50%