What is the chemical name for these formulas?!?!?!?!

[From: ] [author: ] [Date: 11-05-18] [Hit: ]

ZnSO4

NH4Br

Cu(HCO3)2

Please help...I have done the rest but I am stuck with these! Thank you in advance!

zinc sulfate
ammonium bromide
copper(II) bicarbonate -- you can also say cupric bicarbonate

zinc sulphate
ammonium bromide
cupric bicarbonate

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