Medium
Iron sulphide is heated in air to form $A$,an oxide of sulphur. $A$ is dissolved in water to give an acid. The basicity of this acid is
- A$2$
- B$3$
- C$1$
- D$0$
Explore More
Similar Questions
Match the following:
Column-$I$
Column-$II$
$A$. $5.6 \ L$ of $SO_{2(g)}$ at $STP$
$I$. $32 \ g$
$B$. $1.2 \times 10^{24}$ atoms of oxygen
$II$. $66 \ g$
$C$. $33.6 \ L$ of $CO_{2(g)}$ at $STP$
$III$. $42 \ g$
$D$. $1.5 \ g$-molecule of $N_2$
$IV$. $16 \ g$
The correct match is:
| Column-$I$ | Column-$II$ |
|---|---|
| $A$. $5.6 \ L$ of $SO_{2(g)}$ at $STP$ | $I$. $32 \ g$ |
| $B$. $1.2 \times 10^{24}$ atoms of oxygen | $II$. $66 \ g$ |
| $C$. $33.6 \ L$ of $CO_{2(g)}$ at $STP$ | $III$. $42 \ g$ |
| $D$. $1.5 \ g$-molecule of $N_2$ | $IV$. $16 \ g$ |
The correct match is:
Medium
View SolutionWhich chemical reaction contains incorrect products?
Medium
View SolutionThe density of an equimolar mixture of $CH_4$ and $CO$ at $STP$ is ............... $g \, L^{-1}$.
Medium
View SolutionWhich of the following should be done in order to prepare $0.40 \ M \ NaCl$ starting with $100 \ mL$ of $0.30 \ M \ NaCl$ (mol.wt. of $NaCl = 58.5$)?
Difficult
View SolutionWhen a jar containing a gaseous mixture of equal volumes of $CO_2$ and $H_2$ is placed in a solution of sodium hydroxide,the solution level will:
Easy
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