Yes, it is.
No, xenon is a noble gas and does not conduct electricity in its standard state. It is a non-reactive and non-metallic element, making it an insulator.
Xenon is a non metal element. Atomic number of it is 54.
Sulfur is an element that is a yellow non-metallic solid.
They are all non-metallic elements.
Arsenic is a semi-metal. The other two are a metal and a nonmetal respectively.
No, baking soda (sodium bicarbonate) does not contain metallic elements. It is composed of sodium (a metal) and bicarbonate (a non-metallic element).
Xenon is a non metal element. Atomic number of it is 54.
A sharpened pencil lead is non-metallic. It is typically made of graphite, which is a non-metallic element.
No, water is not an element, it is a compound.
Sulfur is an element that is a yellow non-metallic solid.
Fluorine
Chlorine is a nonmetal but its is an element, not a compound.