Exam 11: The Group 1 Elements

Find the correct statement(s): (i) All Group 1 elements form halides by direct combination of the elements. (ii) The only structural type for the Group 1 halides is NaCl structure type. (iii) Based on the general trends, it is expected that LiF is going to have the most stable lattice while CsI the least stable lattice.

Which of the following donor atoms is unlikely to be coordinated to a Group 1 cation?

Which compound is produced upon the decomposition of the metal-ammonia solution?

Calcium metal is required for isolation of:

Which characteristic sets the Group 1 metals apart from other metallic elements?

Identify rubidium superoxide:

Which statement(s) is(are) correct about the Group 1 carbonates? (i) All Group 1 carbonates have low solubility in water. (ii) Thermal decomposition of the Group 1 carbonates produces hydrogencarbonates. (iii) Sodium and potassium carbonates are important raw materials in glass industry.

Thinking about the nitrides and carbides of the Group 1 elements, in what way does lithium differ from other elements of this group?

Find the correct statement:

Identify the correct product(s) formed in the reaction between Na₂O and water.