Exothermic, combustion
Exothermic (NovaNet) --Briana
Heating Copper Sulfate gently drives off the water of crystallization leaving an amorphous white powder. This is purely a physical reaction. Heating this powder strongly will cause a chemical reaction liberating sulfur dioxide and oxygen, leaving black copper(II)oxide: 2CuSO4 >2CuO + 2SO2 + O2
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What is the balanced molecular equation for the reaction of vanadium with molecular oxygen to form vanadium oxide?
Yes, the atoms on either side of the arrow have to be the same. Sometimes to achieve this you must balance the equation with the amount of atoms. 2Cu(s)+1/2O2(g)--->2CuO(s) Where the numbers in front of the atoms tell you how many there are.
Cu2CO3(OH)2.H2O = 2CuO + CO2 + 2H2O
2Cu (s) + O2 (g) -----------------> 2CuO (s)
Oxidation
Bronze is an alloy of copper and tin with copper being oxidized to give the green color you speak of. 2Cu + O2 --> 2CuO The reaction.
2Cu(s) + O2(g) --> 2CuO(s)
It is the direct combination of two elements or oxidation of copper. 2Cu + O2 = 2CuO its a synthesis reaction!
Heating Copper Sulfate gently drives off the water of crystallization leaving an amorphous white powder. This is purely a physical reaction. Heating this powder strongly will cause a chemical reaction liberating sulfur dioxide and oxygen, leaving black copper(II)oxide: 2CuSO4 >2CuO + 2SO2 + O2
2Cu + O2 ==> 2CuO product is copper(II) oxide4Cu + O2 ==> 2Cu2O product is copper(I) oxide
2Cu(s)+O2(g) → 2CuO(s)
2CuSO4 = 2CuO + 2SO2 +O2the reaction only takes place when heated .
2Cu+O2 ---> 2CUO
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The chemical symbol for copper is Cu from the Latin Cuprum.