How many of the following s-block elements form stable, isolable solid bicarbonates at room temperat — s Block Elements Chemistry Question

💡 Solution & Explanation

Bicarbonates of all alkaline earth metals ($Be, Mg, Ca, Sr, Ba$) exist only in solution. Among alkali metals, Lithium bicarbonate ($LiHCO_3$) also exists only in solution. Only $Na, K, Rb,$ and $Cs$ form stable solid bicarbonates. Total = 4.