Answer:
C. largo
Explanation:
Its incorrect because it should be larga instead
Hello!
Are there any options?
Now that I see the toptions, number 2 is the correct answer: the documentary is INFORMATIVO
Iron has two kinds of valence number because, in order to attain stability it looses it two electrons in the 4 orbital and then has 2 more valencies and since the half filled orbitals are more stable it loses one more electron from d orbital and has +3 valency.