Answer: The transition elements are in the d-block, and in the d-orbital have valence electrons. They can form several states of oxidation and contain different ions. Inner transition elements are in the f-block, and in the f-orbital have valence electrons.
Explanation:
The answer would be D.) convex
1s22s22p63s23p64s23d5 is the correct answer.
<span>The forklift is a truck used to lift and move materials HI-LO is a type of forklift.
The difference between a forklift and a Hi-Lo is that they use different steering wheel. HI-LO uses joy stick like steering wheel and forklift uses regular steering wheel.</span>