Which of the following combination of gas is filled in the lamp and the resulting color is incorrect?

Question

RRB Paper · Accepted Answer

Carbon dioxide-daylight combination of gas is filled in the lamp and the resulting color is incorrect.

Carbon dioxide gas does not produce a daylight white color in a lamp.

The other gas and color combinations are correct:

Neon gas produces a red color when used in a lamp.
Nitrogen gas can be used to produce a blue color when mixed with other gases, such as argon or helium.
Magnesium can be used in a lamp to produce a bright white light.

Neon-red