Air Jamb Chemistry Past Questions
Question 1
The gas that is most useful in protecting humans against solar marathon is
- A. chlorine
- B. ozone
- C. carbon IV oxide
- D. hydrogen sulphide
Question 2
The principal constituent of natural gas is
- A. methane
- B. ethane
- C. propane
- D. Butane
Question 3
The gas that can be collected by downward displacement of air is
- A. chlorine
- B. sulphur (IV) oxide
- C. carbon (IV) oxide
- D. ammonia
Question 4
Which two gases can be used for the demonstration of the fountain experiment?
- A. SO\(_4\) and NH\(_3\)
- B. SO\(_3\) and NH\(_3\)
- C. HCl and NH\(_3\)
- D. SO\(_2\) and CO
Question 5
Which of the following gases will rekindle a brightly splint?
- A. NO\(_2\)
- B. NO
- C. N\(_2\)O
- D. CL\(_2\)