Drag the tiles to the correct boxes to complete the pairs. Chromium is a transition metal, and oxygen has an oxidation number of 2. Use this information to match each compound to its chemical formula
chromium(VI) oxide
chromium(IV) oxide
chromium(III) oxide
chromium(II) oxide
Cro
Cro
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Cro
Cr₂O,

I'm sorry i cant you if you don't list the elements : (

Those are different gas lawshere is a brief description of themcharles's law states that volume and temperature are directly proportional to each other as long as pressure is held constant.  boyle's law asserts that pressure and volume are inversely proportional to each other at fixed temperature.gay-lussac's law introduces a direct proportionality between temperature and pressure as long as it is at a constant volume.    source: