Heavy p-block Chemistry

15 Points Per Correct Answer - No time limit  

1. What is the heaviest, non radioactive p-block element? Polonium Bismuth Lead Astatine

2. The inert pair effect is a common phenomenon in compounds containing heavy p-block elements. True False

3. What type of orbital are the inert pair of electrons in? p s d f

4. Which of the following ions has an inert pair of electrons? Tl(III) Pb(II) Sn(IV) Pb(IV)

5. A spin 1/2 nucleus is very useful for Nuclear Magnetic Resonance (NMR), as it provides useful coupling information. Which one of the following has a spin 1/2 nucleus? Pb-208 In-125 Sn-118 Tl-205

6. Ligands are small atoms or molecules that are coordinated to a metal center. If a compound has 6 ligands and no lone pairs, what geometry will it take on? trigonal bipyramidal octahedral square planar square antiprism

7. Thallium alkoxides (general formula: TlOR) are organometallic compounds. True False

8. Which of the following has the largest atomic radius? Thallium Lead Antimony Bismuth

9. Bismuth does not have a spin 1/2 isotope. True False

10. Which of the following has the highest melting point? Tellurium (Te) Tin (Sn) Antimony (Sb) Indium (In)