Question

On heating blue coloured powder of copper(II) nitrate in a test tube, a black residue of copper oxide, a colourless gas oxygen and a brown gas X is formed. a)Write the balanced chemical equation for the reaction. b)Identify the brown gas ‘X’ evolved. c)Identify the type of reaction

Answer 1

$<b>hey!$

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a. Balanced Equation

↪2Cu (No3)2 -> 2CuO + 4NO2 + O2


b. Brown gas evolved is Nitrogen Dioxide NO2


c. Thermal Decomposition is the type of the reaction .

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Answer 2

Hello Friend..❤️❤️

The answer of u r question is..✌️✌️


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A) Balanced equation..

2Cu(No3)2-->2Cuo+4No2+O2

B)Brown gas is NITROGEN DIOXIDE NO2

C)Thermal decomposition is the reaction..

Thank you..⭐️⭐️⭐️