i need a valency chart of element of atomic no. 21 to 30
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ATOMIC NO. ELEMENT VALENCY
21.scandiuum +3
22. Titanium +2, +3, +4
23. Vanadium +2, +3, +4, +5
24. Chromium +2, +3, +6
25. Manganese +2, (+3), +4, (+6), +7
26..Iron +2, +3, (+4), (+6)
27./Nickel +2, +3, (+4)
28. Cobalt (+1), +2, (+3), (+4)
29. Copper +1, +2, (+3)
30.Zinc +2
21.scandiuum +3
22. Titanium +2, +3, +4
23. Vanadium +2, +3, +4, +5
24. Chromium +2, +3, +6
25. Manganese +2, (+3), +4, (+6), +7
26..Iron +2, +3, (+4), (+6)
27./Nickel +2, +3, (+4)
28. Cobalt (+1), +2, (+3), (+4)
29. Copper +1, +2, (+3)
30.Zinc +2
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