Question

Name four substance no lustre

Answer 1

Generally non-metals are not lustrous that means shining with glimmer and reflecting light like metals. . But some non-metals are lustrous Like some metalloids. .

Substances could mean any matter. Not just elements only.

Examples: sulphur, phosphorus, Bromine liquid, salt powder, gases.

Further , black charcoal powder, chalk pieces, some cloths.

Answer 2

Answer:

name four substance which have lustre and no lustre