Write the formulas for the followign compounds.
Chromium (ii) oxide

Write formula for the following compound: Chromium (III) oxide

Write the formula of the following compound. Tin (IV) Oxide

Write formula for the following compound: Tin (IV) oxide

Write formulas for the following compounds: a) Mercury (II) chloride

Write formula for the following compound: Thallium (I) sulphate

Write the formula of the following compounds. Nickel Sulphate

Write the formulas for the following coordination compounds: i) Tetraamminediaquacobalt(III) chioride ii) Potassium tetracyanonickelate(II) iii) Tris(ethane-1,2-diamine)' chromium(III) chioride s iv) Ámminebromidochloridonitrito-N-platinațe(II) v) Dichloridóbis(ethane-l,2-diamine) platinum (iv) nitrate vi) Iron(III) hexacyanoferrate (II)

Write formula for the following compound: Iron (III) Sulphate

Write formula for the following compound: Nickel (II) sulphate

Write the formula of the following coordination compound Ammine bromidochloridonitrito-N-platinate(II)