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P Block Elements question

2013 · Shift 2 · Q19
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P Block Elements question

2013 · Shift 2 · Q19

JEE AdvancedChemistryP Block ElementsMCQ+3 / −1

The unbalanced chemical reactions given in List I show missing reagent or condition (?) which are provided in List II. Match List I with List II and select the correct answer using the code given below the lists :

List I List II
P. PbO2+H2SO4→?PbSO4+O2+Other productsPb{O_2} + {H_2}S{O_4}\xrightarrow{?} PbS{O_4} + {O_2} + Other\,productsPbO2​+H2​SO4​?​PbSO4​+O2​+Otherproducts 1. NO
Q. Na2S2O3+H2O→?NaHSO4+Other productsN{a_2}{S_2}{O_3} + {H_2}O\xrightarrow{?} NaHS{O_4} + Other\,productsNa2​S2​O3​+H2​O?​NaHSO4​+Otherproducts 2. I2{I_2}I2​
R. N2H4→?N2+Other products{N_2}{H_4}\xrightarrow{?} {N_2} + Other\,productsN2​H4​?​N2​+Otherproducts 3. Warm
S. XeF2→?Xe+Other productsXe{F_2}\xrightarrow{?} Xe + Other\,productsXeF2​?​Xe+Otherproducts 4. Cl2C{l_2}Cl2​

  1. A
    P-4, Q-2, R-3, S-1
  2. B
    P-3, Q-2, R-1, S-4
  3. C
    P-1, Q-4, R-2, S-3
  4. D
    P-3, Q-4, R-2, S-1
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