Advertisements
Advertisements
प्रश्न
(a) Name the experiment illustrate above.
(b) Which property of hydrogen chloride is demonstrated by this experiment?
(c) State the colour of the water that has entered the round-bottomed flask.
Advertisements
उत्तर
(a) Fountain experiment.
(b) This experiment demonstrates that hydrogen chloride is very soluble in water.
(c) Red
APPEARS IN
संबंधित प्रश्न
Name the following:
Gas obtained by treating metals with hydrochloric acid.
Name :
Two colourless gases which when mixed produce a white solid.
How is the gas collected and why?
Describe an experiment to prove the following:
HCI gas is heavier than air.
Name two gases which combine chemically to form a solid.
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.
The diagram shows an apparatus for the laboratory preparation of hydrogen chloride.
(i) Identify A and B
(ii) Write the equation for the reaction
(iii) How would you check whether or not the gas jar is filled with hydrogen chloride?
(iv) What does the method of collection tell you about the density of hydrogen chloride.
State the following:
The drying agent used in the laboratory preparation of HCl gas.
Identify the terms for the following:
A method used to collect HCl gas.
