Iodine is the element that gives off violet vapor when heated.
Potassium (also named Kalium), symbol K.
The number of protons in the nucleus of an element gives that element its ATOMIC NUMBER.
This is usually part of the bonding process called ionic bonding.
It may be a compound as CaCO3 which on heating gives CaO and CO2, it may be a mixture as mixture of Naphthalene and sand which on heating gives naphthalene and sand.
Magnesium is the element that gives dazzling light when it burns in air. This is due to the intense white light produced as a result of the combustion reaction with oxygen.
Potassium (also named Kalium), symbol K.
No! The stuff that comes out of your mouth, for example, is water vapour. The foggy stuffs!
Iodine on heating gives off dense purple vapor.
suny
ultra violet
When an iron is switched on, it gives out heat energy as the heating element inside the iron gets hot. This heat energy is used to remove wrinkles from clothes by causing the fabric to relax and smooth out.
The number of protons in the nucleus of an element gives that element its ATOMIC NUMBER.
iodine is the only halogen in solid form. so it is the halogen which gives violet vapours on sublimation...
Boron is the element that gives a green flame when it is heated.
Bruce
Bromine but some says it's red and gives off a brown vapour.
Yes