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5 votes
2. According to decreasing ionization energy
Cr
со
Fe
V
Mn​

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User Crinsane
by
8.5k points

1 Answer

3 votes

Answer: V, Mn, Cr, Fe, Co

Explanation: all elements belong to 4th period. Ionization energy increases from

Left to right

answered
User Weiss
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7.4k points