d and f BLOCK ELEMENTS MCQ Quiz: GKFix - Bridge of Knowledge

Question 1941

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Based on the provided text, what is the main factor contributing to the similarities among elements within a horizontal row of transition metals?

The filling of the outermost ns subshell
The filling of the inner (n-1)d subshell while the outer ns electrons remain relatively constant.
They all have the same number of protons
They are all radioactive

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What is the main reason transition metal ions are often colored?

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Which of the following statements best explains why transition elements can exhibit multiple oxidation states?

They always lose all their d-electrons first
They have very low ionization energies
Electrons in similar energy d and s orbitals can be lost in different combinations.
They only gain electrons

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What is the electronic configuration of Scandium's most common ion, Sc³⁺?

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Which of the following is NOT a typical property of transition elements as described in the text?