Advertisements
Advertisements
Question
Give reason for the following:
Concentrated sulphuric acid should not be added to oxalic acid or formic acid in the open laboratory.
Advertisements
Solution
Concentrated sulphuric acid should not be added to oxalic acid or formic acid as it removes water and forms carbon monoxide. Carbon monoxide is harmful for health so this addition must be done in an open laboratory.
APPEARS IN
RELATED QUESTIONS
Identify the acid in the following case:
The acid which produces sugar charcoal from sugar.
Give balanced chemical equations for the action of sulphuric acid on the following:
Sulphur
Give one equation to show the following properties of sulphuric acid:
Acidic nature
Name the products formed when hot and concentrated sulphuric acid reacts with Sulphur.
Why is concentrated sulphuric acid kept in air tight bottles?
Name the Following:
The property used to prepare HCl and HNO3 from H2SO4.
Choose the current answer from the options given below :
The catalyst used for the oxidation of SO2 to SO3 in contact process is
Sulphuric acid can be used to prepare a number of gases in the laboratory. Write balanced equation for the reaction from which the folllowing gas are obtained, using dilute sulphuric acid as one of the reactant : Sulphur dioxide
Write balanced equation for the reaction of dilute sulphuric acid with the following:
Copper carbonate
Differentiate between the following pair based on the criteria given in the bracket:
Cane sugar and hydrated copper sulphate [using concentrated H2SO4]
