Which among the following is (are) double displacement reactions? (i) Pb + CuCl2 → PbCl2 + Cu (ii) Na2SO4 + BaCl2 → BaSO4 + 2NaCl (iii) C + O2 → CO2 (iv) CH4 + 2O2 → CO2 + 2H2O (a) (i) and (iv) (b) (ii) only (c) (i) and (ii) (d) (iii) and (iv)

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Which among the following is (are) double displacement reactions? (i) Pb + CuCl2 → PbCl2 + Cu

Chemical Reactions and Equations

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28/10/2020 5:13 pm

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romiroy12

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Which among the following is (are) double displacement reactions?

(i) Pb + CuCl₂ → PbCl₂ + Cu

(ii) Na₂SO₄ + BaCl₂ → BaSO₄ + 2NaCl

(iii) C + O₂ → CO₂

(iv) CH₄ + 2O₂ → CO₂ + 2H₂O

(a) (i) and (iv)

(b) (ii) only

(d) (iii) and (iv)

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28/10/2020 5:14 pm

Anonymous

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(b) (ii) only

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