SCORM Quiz Question 1. The following are uses of noble gases except. Answers Option 1 a)Argon is used in light bulbs to provide an inert environment to prevent oxidation of the bulb filament Option 2 b) Argon is used in arch welding as an insulator. Option 3 c) Argon is used to aid patients with breathing problems. Question 2. Which of the following is true about noble gases. Answers Option 1 a) They are highly reactive elements. Option 2 b) They can be used for making advertisement lights. Option 3 c) They are very poisonous hence should be handled with care. Question 3. Noble gases are generally unreactive. Which of the following explains this? Answers Option 1 a) They can only lose one electron. Option 2 b) They cannot lose or gain electrons hence have a stable configuration. Option 3 c) They are gases at room temperature. Option 4 d) They can react by oxidation of the other elements. Question 4. Which of the following is true about noble gases? Answers Option 1 a) Their melting points increases down the group. Option 2 b) They are highly soluble in water. Option 3 c) They are good conductors of electricity. Option 4 d) The atomic radius reduces down the group. Enable JavaScript