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

Question 1656

▼

Based on Table 4.2, which element has the highest density among Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn?

▼

What is the electronic configuration of the Cr2+ ion?

▼

Why is the third ionization enthalpy of Scandium (Sc) relatively low compared to later transition elements?

Scandium has fewer electrons
Scandium has a lower atomic number
Removing the third electron still leaves a configuration closer to a noble gas core
Scandium has a larger atomic radius

▼

According to Table 4.2, what is the approximate first ionization enthalpy (ΔiH° I) of Chromium (Cr)?

▼

What is the electronic configuration of the Ti2+ ion?