2006-12-01 08:39:12 · 7 answers · asked by Anonymous in Science & Mathematics ➔ Chemistry
Copper is a transition metal meaning that it can exist in more than one oxidation state. Copper (II) means its in the 2+ state as opposed to Copper (III) which is the 3+ state.
2006-12-01 08:45:15 · answer #1 · answered by Anonymous · 0⤊ 0⤋
That is Copper 2 that is cuprus
2006-12-01 08:52:27 · answer #2 · answered by Ashwin M 3 · 0⤊ 1⤋
read as copper 'two' sulphate, the (ll) refers to the oxidation state of the copper in the compound
2006-12-01 21:18:25 · answer #3 · answered by arbus 2 · 0⤊ 0⤋
The (II) means that in the ionic form it is a Cu2+. You can have a (III) meaning that you have a Cu3+.
2006-12-01 08:41:05 · answer #4 · answered by Zolex1981 2 · 0⤊ 0⤋
molarity =mole of Solute /Vol(L) mole of Solute = 0.a million/(250/one thousand) = 0.4 mol no of mol = mass g /Molecular Weight Molecular Weight CuSO4.5H20=sixty 3.fifty 5 + 32.07 +( 4 *sixteen) +(5 *18) =249.sixty two gm/mol mass of CuSO4.5H20=0.4mol * 249.sixty two gm/mol =ninety 9.80 5 gm
2016-12-10 19:59:15 · answer #5 · answered by ? 4 · 0⤊ 0⤋
that's it's charge, 2+
2006-12-01 08:47:38 · answer #6 · answered by Riss 3 · 0⤊ 0⤋
I would guess it means 2.
2006-12-01 08:40:58 · answer #7 · answered by ♥**Me**♥ 3 · 0⤊ 1⤋