Potassium dichromate when heated with concentrated sulphuric acid and a soluble chloride gives brown-red vapours of
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K2 Cr2 O7 + 4 NaCl + 3 H2SO4 - - - - - - - - - - > 2 Cr O2 Cl2 + K2SO4 +
2 NaSO4 + 3 H2O
Brownish red vapors of Chromyl chloride (Cr O2 Cl2 ) are formed by the reaction of potassium dichromate , sodium chloride when heated in the presence of sulphuric acid .
2 NaSO4 + 3 H2O
Brownish red vapors of Chromyl chloride (Cr O2 Cl2 ) are formed by the reaction of potassium dichromate , sodium chloride when heated in the presence of sulphuric acid .
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Answer:
K2 Cr2 O7 + 4 NaCl + 3 H2SO4 - - - - - - - - - - > 2 Cr O2 Cl2 + K2SO4 +
2 NaSO4 + 3 H2O
Brownish red vapors of Chromyl chloride (Cr O2 Cl2 ) are formed by the reaction of potassium dichromate , sodium chloride when heated in the presence of sulphuric acid .
Explanation:
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