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प्रश्न
State how would you prepare copper (II) oxide from
Copper nitrate
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उत्तर
Preparation from copper nitrate :
\[\ce{2Cu(NO3)2->[\Delta]2CuO + 4NO2 + O2 }\]
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संबंधित प्रश्न
How is the following salt prepared:
Sodium nitrate from sodium hydroxide.
Give equation to prepare the following as directed
MgCO3 from MgCl2
From the list of the substances given, name the substances which you would use to prepare each of the following salts:
List of substances: Copper, lead, sodium, zinc, copper oxide, lead carbonate, sodium carbonate solution, dilute hydrochloric acid, dilute nitric acid and dilute sulphuric acid.
Salts: (a) zinc sulphate (b) copper sulphate (c) sodium sulphate (d) lead sulphate.
Write the equation for the laboratory preparation of sodium sulphate using dilute sulphuric acid.
Choosing the correct words given in brackets, complete the sentence given below: Copper sulphate from copper.
Write the equations for the reaction to prepare lead sulphate from lead carbonate.
Give the equation for the preparation of the following salt from the starting material given.
Potassium sulphate from potassium hydroxide solution
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
A is a sodium salt.
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
D is a soluble salt of zinc.
Select the word/s given which are required to correctly complete the blanks.
If a piece of magnesium was put into a solution M, ______ gas would be evolved.
