Which of the following ions forms a highly soluble hydroxide in water?
- A$K^{+}$
- B$Zn^{2+}$
- C$Al^{3+}$
- D$Ca^{2+}$
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Sodium is heated in air at $300^{\circ} C$ to form $X$. $X$ absorbs $CO_2$ and forms $Na_2CO_3$ and $Y$. Which of the following is $Y$?
Which of the following statements is correct regarding alkali metals?
Easy
View SolutionExplain why alkali and alkaline earth metals cannot be obtained by chemical reduction methods?
Easy
View SolutionWhich of the following statements is incorrect?
Difficult
View SolutionState the reasons for the following:
$(a)$ Why is a solution of $Na_{2}CO_{3}$ alkaline?
$(b)$ Why are alkali metals prepared by the electrolysis of their fused chlorides?
$(c)$ Why is sodium found to be more useful than potassium in biological systems?
$(a)$ Why is a solution of $Na_{2}CO_{3}$ alkaline?
$(b)$ Why are alkali metals prepared by the electrolysis of their fused chlorides?
$(c)$ Why is sodium found to be more useful than potassium in biological systems?
Medium
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