Exam 22: The P-Block Elements

Complete the reaction Pb(s) + 2BrF₃(l) → _____(s) + 2BrF(g)

Elemental boron forms a metallic lattice with delocalized valence electrons.

The binary compounds of carbon with less electronegative elements are called _____.

The balanced chemical equation for the formation of XeOF₄ is _____.

The stability of the carbon tetrahalides decreases with increasing size of the halogen.

Polonium was discovered by _____, who was awarded a noble prize for its discovery.

The balanced chemical equation for the reaction of hydrogen fluoride with sodium carbonate is _____.

How are interhalogen compounds formed? Mention their properties.

Complete the reaction: Bi₂O₃(s) + 3H₂O(l) → _____(s)

Which of the following oxides tend to be acidic?

The Latin name for lead is _____.

Pure _____ is obtained by reacting coke, an amorphous form of carbon used as a reductant in the production of steel, with silica to give silicon carbide (SiC).

The solid state of bismuth is less dense than its liquid state.

List out the various applications of group 14 elements.

The balanced chemical reaction for the synthesis of silicon nitride from silicon is:

Why does telluric acid behave as a weak triprotic acid?

Which of the following halides is the least polarizable?

_____ is the least abundant naturally occurring element on Earth.

The reaction of carbon at high temperatures with electropositive metals of group 1 and 2 and aluminum produces _____.

The neutral compounds of the group 13 elements are electron deficient and behave like _____.