correct on one.
Which element is in period 3?
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.
4 answers
None of it
Iron is in period 4, gold is in period 6, so what is the answer?
Iron is in period 4, gold is in period 6, so what is the answer?
Which element is filling the 3d orbitals?
Iron?