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प्रश्न
- Name the experiment illustrated below.
- State the colour of the water that has entered the round-bottomed flask.
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उत्तर
1. The experiment is the fountain experiment and is used to demonstrate solubility.
2. The colour of the water that has entered the round-bottomed flask is red.
संबंधित प्रश्न
The aim of the Fountain experiment is to prove that ______.
Name the drying agent used to dry HCl gas.
Choose the correct answer from the options given below: HCl gas can be prepared by direct combination of hydrogen and chlorine gas in presence of
Hydrogen chloride gas is very soluble in water. It is dissolved in water to prepare hydrochloric acid by using an anti-suction device, as shown in the diagram. Very briefly explain, how this device prevents the suction of water into the flask, in which hydrogen chloride gas is produced.
Give reason for the following:
Dilute hydrochloric acid cannot be concentrated by distilling (boiling) the dilute acid.
Dilute hydrochloric acid is added in turn to a mixture of iron and sulphur and to the compound formed between iron and sulphur. Name the gas formed in each case.
Hydrogen chloride dissolves in water to form an acidic solution.
- Name the experiment which demonstrates that hydrogen chloride is very soluble in water.
- Give three distinct tests (apart from using an indicator) you would carry out with this solution to illustrate the typical properties of an acid.
The following question is pertaining to the laboratory preparation of hydrogen chloride gas.
Write the equation for its preparation, mentioning the condition required.
What property of hydrogen chloride is demonstrated when it is collected by downward delivery (Upward displacement)?
Identify the terms for the following:
A method used to collect HCl gas.
