is natural since it comes from the Earth's atmosphere
No, Krypton is a naturally occurring element.
krypton is natural and can be found in mars atmosphere
it os a natural element
It is a natural Noble gas.
in its pure natural state uncombined with other elements, bromine is a LIQUID...
Yes, it is
yes
it is a synthetic polymer. depends on how you made it
It is made by farmers/footballers such as Christiano Ronaldo.
is bromine natural or synthetic?
No, Bromine is not a synthetic element, it occurs naturally
It is synthetic, but what we use to make concrete is natural AND synthetic.
in its pure natural state uncombined with other elements, bromine is a LIQUID...
Polyester is synthetic.
it is synthetic
synthetic
natural.
Two natural isotopes of bromine are known:- bromine-79: 50,69 %- bromine-81: 49,31 %
Cotton and wool are natural; nylon is synthetic.
synthetic
Semi-synthetic