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Write the iupac name and symbol of the e...

Write the iupac name and symbol of the element with atomic number 107.

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On heating ,boraxm loses water molecules and from borax bead of transparent glassy mass .

Transparent glassy mass mixed with some metallic oxides and form metaborates of particular colours. This test is known as borax bead test. This test can be used to identify the transition metals.
`CuO + B_(2)O_(3) overset( "Heat") to underset("Copper metaborate (Darke blue)")(Cu(BO_(2)2))`
`NiO + B_(2)O_(3) overset("Heat") to underset("Nickel metaborate (Brown)")(Ni(BO_(2))_(2))`
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