I guess Sodium.
it might be flourite
They glow a certain color. Helium glows pink, Krypton glows dark blue, Argon glows light blue, Xenon glows purple, Neon glows orange, Radon and Ununoctium, well, no one knows their color because of their dangerous nature.
Different elements produce different colors when heated. Here are a few examples: Lithium produces a red flame Sodium produces a yellow flame Copper produces a blue-green flame Potassium produces a lilac flame Barium produces a pale green flame
Yes because it glows when it glows the tube expands to create space for it to glow
because the sky still glows at midnight
Yes it glows yellow and some glows purple
it glows
A liquid because it glows in the dark
This is the element phosphorus, its white allotrope glows ( chemiluminescence ) when exposed to oxygen
Phosphorous
xenon
Radon (Rn)
The old anime film about a yellow haired maid who finds a stone that glows in a special water was Female Trouble.
Helium
Examples are the tungsten element inside a light bulb, and the heating element bars of an electric fire.
A glass sphere containing a metal element that glows when electricity is applied.
it might be flourite