Asked by Anonymous

1. Which element would react more actively when placed in water to form strong base?
A. Potassium
B. Magnesium
C. Fluorine
D. Oxygen
Would it be A?

2. Which transition metal has inner third orbital partially filled?
A. Iron
B. Gold
No ideas on this

Thank you.

Answered by bobpursley
correct on one.

Which element is in period 3?
Answered by Anonymous
None of it
Iron is in period 4, gold is in period 6, so what is the answer?
Answered by DrBob222
Which element is filling the 3d orbitals?
Answered by Anonymous
Iron?
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