Question

Which of the following alkali metals is used in the street lights on the road?
(A) Li
(B) Na
(C) K
(D) Cs

Answer 1

Sodium (chemical symbol Na) used in the street lights on the roads emits a bright yellow light.

These lamps create an electric arc using sodium metals in a vaporized state. Some other gases are used to help to start the lamp.

There are two types of sodium lights: High Pressure (HPS) and Low Pressure (LPS).

Answer 2

Holla ^_^



☸ Required Answer is ⬇⬇ ⬇



⭕ B). Na



Vielen Dank ♥