Advertisements
Advertisements
Question
Name two gases which combine chemically to form a solid.
Advertisements
Solution
HCI and NH3 combine chemically to form a solid.
APPEARS IN
RELATED QUESTIONS
When dilute HCl is added to a salt Q, a brisk effervescence is produced and the gas turns lime water milky.
When NH4OH solution is added to the above mixture (after adding dilute HCl), it produces a white precipitate which is soluble in excess NH4OH solution.
Study the figure given below and answer the questions which follow:

- Identify the gas Y.
- What property of gas Y does this experiment demonstrate?
- Name another gas which has the same property and can be demonstrated through this experiment.
Name the following:
Gas obtained by treating metals with hydrochloric acid.
Name :
Two colourless gases which when mixed produce a white solid.
Describe an experiment to prove the following:
HCI gas is heavier than air.
How will you show that hychloric acid contains both hydrogen and chlorine (other than by electrolysis) ?
Give reason for the following:
Dilute hydrochloric acid cannot be concentrated by distilling (boiling) the dilute acid.
The following question is pertaining to the laboratory preparation of hydrogen chloride gas.
Write the equation for its preparation, mentioning the condition required.
- Name the experiment illustrated below.
- State the colour of the water that has entered the round-bottomed flask.

What property of hydrogen chloride is demonstrated when it is collected by downward delivery (Upward displacement)?
