In a cubic crystal ,tungeston and oxygen atoms are at corners of cube while sodium atoms are at centre .What will be the molecular formula of compound?
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Explanation:
= edge center = 3 atoms ( 12 edges × 1/4 atom) w = cube corners = 1 atoms (8 corners × 1/8 atom) N.a.: o : w = 1 : 3 : 1 ... molecular formula Na3 O2 W3. 3.4
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