Lignite is a non-metallic substance.
Carbon - non metallic solid in the form of graphite and diamond
Your question is contradictory - a substance can only be one or the other!
Fluorine
because it is metal and metal is only meltable
Ice is a solid phase of a non-metallic substance. In most cases Ice is referred to as water, or a substance that is not solid at room temperature.also known as h2o
Non-metallic
The metals outnumber the non-metals by a good margin.
Metallic and non-metallic
The mineral halite is non-metallic.
most metals are metallic in a way. the periodic table consists of 3 different types of elements metals, non metals and metalloids the most metallic are the metals because they posses the most metal like properties.
It is a mixture - partially metallic and partially non-metallic