Give balanced equations for each of the following:
Reducing of hot Copper (II) oxide to copper using ammonia gas.
Copy and complete the following table relating to important industrial process:
Name of the process |
Temperature |
Catalyst |
Equation for the catalysed reaction |
|
|
Identify the following substance which is underlined:
An alkaline gas which produces dense white fumes when reacted with hydrogen chloride gas.
Identify the gas evolved in the following reaction when:
Sulphur is treated with concentrated nitric acid.
Identify the gas evolved in the following reaction when:
A few crystal of KNO3 is heated in hard glass test tube.
Give a chemical test to distinguish between the following pair of compounds:
Calcium nitrate solution and zinc nitrate solution.
Add NaOH solution to both the solution.white ppt. observed with Zn(NO3)2 solution which is soluble in excess. Whereas white ppt. observed with Ca(NO3)2 which is sparingly soluble in water.
Give balanced equation for each of the following:
Oxidation of carbon with concentrated nitric acid.
Identify the gas evolved in the following reaction when:
Sodium propionate is heated with soda lime.
Give balanced equations for the laboratory preparations of the following organic compounds:
A saturated hydrocarbon from iodomethane.
Give balanced equations for the laboratory preparations of the following organic compounds:
An unsaturated hydrocarbon from an alcohol.