Class 12th Chemistry 2017 Set1 Delhi Board Paper Solution
Complete the following reactions:
(i) NH3 + 2Cl2 (excess) 
(ii) XeF6 + 2H2O
OR
What happens when
(i) (NH4)2 Cr2 O7 is heated?
(ii) H3PO3 is heated?
Write the equations?
Below reactions are completed:
(i) NH3 + 2Cl2 (excess) NCL3 + 3HCl
(ii) XeF6 + 2H2O XeO2F2 + 4HF
OR
(i) When (NH4)2 Cr2 O7 is heated it decompose to produce Cr2O3, H2O and N2 as follows:
(ii) H3PO3 Orthophosphorous acid (or Phosphorous acid) on heating disproportionates to give Orthophosphoric acid (or Phosphoric acid) and phosphine
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