KVPY SX SB Exam 19-Nov-2017 Question Paper

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Question : 51 of 120

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The reactivity of the following compounds towards water is in the order

$Cl_2O_7 < P_2O_5 < B_2O_3$
$B2O_3 < P_2O_5 < Cl_2O_7$
$P_2O_5 < B_2O_3 < Cl_2O_7$
$B_2O_3 < Cl_2O_7 < P_2O_5$

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