Select the incorrect statement.

CHEMISTRY · Single correct · A Level · Chemistry · Group 2 elements (alkaline earth metals) · Group 2 elements (alkaline earth metals)

Problem

Select the incorrect statement. (1)

\text{Li}_2\text{CO}_3

is only sparingly soluble in water and no

\text{LiHCO}_3

has been isolated. (2)

\text{K}_2\text{CO}_3

cannot be made by a method similar to the Solvay process. (3)

\text{Li}_2\text{CO}_3

and

\text{MgCO}_3

both are thermally stable. (4)

\text{Na}_2\text{CO}_3\cdot\text{NaHCO}_3\cdot2\text{H}_2\text{O}

is a mineral called trona.