Since related some things i will share with you very helpful forsteemCreated with Sketch.

in hive-183959 •  8 months ago 

Brass gets discoloured in air because of the presence of Hydrogen sulphide gases in air.

Bromine is a non metal that remains liquid at room temperature.

Chlorophyll is a naturally occurring chelate compound in magnesium central metal

Silicon is used in pencils.

Mercury metals forms an amalgam with other metals.

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