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Question
Carbon dioxide and sulphur dioxide gas can be distinguished by using ______.
Options
moist blue litmus paper
lime water
acidified potassium dichromate paper
none of the above
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Solution
RELATED QUESTIONS
How would you obtain salt from another salt?
How is the following salt prepared:
Sodium nitrate from sodium hydroxide.
Describe giving all practical details, how would you prepare:
lead sulphate from metallic lead.
The following is a list of methods for the preparation of salts.
A – direct combination of two elements
B – reaction of a dilute acid with a metal.
C – reaction of a dilute acid with an insoluble base.
D – titration of a dilute acid with a solution of soluble base.
E – reaction of two solutions of salts to form a precipitate.
Choose from the above list A to E, the best method of preparing the following salt by giving a suitable equation in the following case:
Anhydrous ferric chloride.
Explain why It is necessary to find out the ration of reactants required in the preparation of sodium sulphate.
Explain why fused calcium chloride is used in the preparation of FeCI3?
Give the equation for the preparation of the following salt from the starting material given.
Iron (III) Chloride from Iron
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
A is a sodium salt.
Choose the most appropriate answer from
(SO2, SiO2, Al2O3, CO, MgO, Na2O)
A covalent oxide of a metalloid.
For each of the salt: A, B, C and D, suggest a suitable method of its preparation.
D is a soluble salt of zinc.
