Which of the following statements is incorrect?
- APure sodium metal dissolves in liquid ammonia to give a blue solution.
- B$NaOH$ reacts with glass to give sodium silicate.
- CAluminium reacts with excess $NaOH$ to give $Al(OH)_3$.
- D$NaHCO_3$ on heating gives $Na_2CO_3$.
Explore More
Similar Questions
Sodium reacts more vigorously with water than lithium because...
Easy
View SolutionMatch List-$I$ with List-$II$.
List-$I$ (Alkali Metal) List-$II$ (Emission Wavelength in $nm$) $A$. $Li$ $I$. $589.2$ $B$. $Na$ $II$. $455.5$ $C$. $Rb$ $III$. $670.8$ $D$. $Cs$ $IV$. $780.0$
Choose the correct answer from the options given below:
| List-$I$ (Alkali Metal) | List-$II$ (Emission Wavelength in $nm$) |
| $A$. $Li$ | $I$. $589.2$ |
| $B$. $Na$ | $II$. $455.5$ |
| $C$. $Rb$ | $III$. $670.8$ |
| $D$. $Cs$ | $IV$. $780.0$ |
Choose the correct answer from the options given below:
Fill in the blanks:
$(1)$ $Li-Mg$ alloy is used to prepare ......
$(2)$ Colors of superoxides of alkali metals are ...... or ......
$(3)$ On combustion of lithium in the presence of air,it produces ...... and ......
$(4)$ On heating,lithium nitrate converts into ......
$(1)$ $Li-Mg$ alloy is used to prepare ......
$(2)$ Colors of superoxides of alkali metals are ...... or ......
$(3)$ On combustion of lithium in the presence of air,it produces ...... and ......
$(4)$ On heating,lithium nitrate converts into ......
Difficult
View SolutionThe alkali metals form salt-like hydrides by direct synthesis at elevated temperatures. The thermal stability of these hydrides decreases in which of the following orders?
DifficultAIIMS 2015
View SolutionWhen sodium is heated in excess of air,which of the following compounds are obtained?
$I. Na_3N$ $II. Na_2O$ $III. NaO_2$ $IV. Na_2O_2$
| $I. Na_3N$ | $II. Na_2O$ |
| $III. NaO_2$ | $IV. Na_2O_2$ |
Medium
View SolutionVedclass Products
For Students
Vedclass Test Series
Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.
Start Free TrialFor Teachers
Exam Paper Generator
Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.
Try FreeFor Institutes
Online Exam Module
Live online exams with unlimited students, 360° analytics & white-label branding.
See Demo