Which of the following statements is (are) true: (A) Both LiCl and `MgCl_(2)` are deliquescent (B) Lithium is least reactive but the strongest reducing agent amongst all the alkali metals (C) `Li_(2)CO_(3)` on heating decomposes to give `Li_(2)O` and `CO_(2)` (D) "LiI" Is the most ionic in nature among alkali metal halides?

Which of the following metal bicarbonate will give metal oxide and CO_(2) on heating?

which of the following statement is not correct? (A) All alkali-metals salts impart a characteristic colour to the Bunsen flame. (B) The correct order of increasing thermal stability of the carbonates of alkali metals is Li_(2)CO_(3) (C) Among the alkali metal's cesium is the most reactive. (D) The reducing character of the alkali metal hydrides follow the order: "LiH>NaH>KH>RbH>CsH" ."]