Chlorine
chloride is not a gas but an ion formed by the element chlorine, which is a poisonous, reactive green gas.
The common poison gas of WWI was Mustard Gas, a combination of Sulfur and Chlorine (C4H8Cl2S).
iodine
It was chlorine. That's the only poisonous gas that is a pure element that was used in WWI.
Chlorine, which was used as a poisonous gas in World War I.
Chlorine
Radon
chloride is not a gas but an ion formed by the element chlorine, which is a poisonous, reactive green gas.
There are several but one that comes to mind is Chlorine gas.
Neon is an element found in the form of a gas. It is a rare gas that is found in the Earth's atmosphere.
Neon (Ne) is a chemical element that comes in gas form.
The element symbol Cl stands for chlorine. It is classified as a halogen gas and is poisonous to humans. At room temperature, it looks like a yellw-green gas.
The common poison gas of WWI was Mustard Gas, a combination of Sulfur and Chlorine (C4H8Cl2S).
No it is a type of gas and gas is a state of matter. No element has only one matter. Like H20 its solid form is ice, its liquid form is water we drink, and its gas form is heated water.
Table salt is sodium chloride, NaCl. Chlorine as a gas (Cl2) is dangerous.
iodine