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Grade 11Inorganic Chemistry

a) Calculate the amount of Calcium oxide required when it reacts with 852 gm of P4O10.

b) Write the structure of P4O10.

Profile image of Simran Bhatia
12 Years agoGrade 11
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1 Answer

Profile image of Ruchi Shaw
12 Years ago
6CaO + P4O10 ? 2Ca3(PO4)2
Moles of P4O10 = 852/284(Molecular mass) = 3
Moles of CaO = 3 × 6 = 18
Wt. of CaO = 18 × 56 = 1008 gm.

Structure of P4O10 :

Thanks & Regards :
Ruchi Shaw
askIITians faculty
MSc,Panjab University

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