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Subject: Chemistry, asked on 3/2/19

What are the raw materials required for ostwald process?

Subject: Chemistry, asked on 3/2/19

Write the equations for the laboratory preparation of nitric acid mentioning the conditions required.

Subject: Chemistry, asked on 1/2/19

Correct: ammonium salts on heating decompose to give ammonia

Subject: Chemistry, asked on 30/1/19

Write a balanced chemical equation for the following

Subject: Chemistry, asked on 26/1/19

State the observation:
1.when crystals of copper sulphate are heated in a test tube
2.Ammonium sulphate is heated with NaOH and the gas liberated is bubble into methyl orange soln.
3.Ammonia gas is passed through copper nitrate solution.

Subject: Chemistry, asked on 25/1/19

Ammonium sulphate is heated with NaOH and the gas liberated is bubbled into methyl orange solution

Subject: Chemistry, asked on 25/1/19

Ammonia gas is passed in excess through copper nitrate solution.state one observation.

Subject: Chemistry, asked on 28/11/18

Equation to show nitric acid as oxidising agent

Subject: Chemistry, asked on 28/11/18

Give the source of reactant used in ostwalds process

Subject: Chemistry, asked on 6/11/18

Amongst dilute sulphuric acid, carbon disulphide and water which will you select to remove sulphur sticking to a crucible.?

Subject: Chemistry, asked on 25/10/18

Calculate mass of one oxygen atom

Subject: Chemistry, asked on 15/9/18

a chloride soluble in excess NH4OH

Subject: Chemistry, asked on 15/9/18

explain why dilute hcl acid cannot be concentrated by boiling beyond 22.2%

Subject: Chemistry, asked on 15/9/18

explain why a solution of hydrogen chloride in water turns blue litmus red and conducts electricity,while a solution of thebsame gas is toluene : i)has no effect on litmus ii) does not conduct electricity

Subject: Chemistry, asked on 30/8/18

Give equations for formation of two different acids from conc.H2SO4.
State the property of sulphuric acid involved in the above formation.

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