Why are the elements of group $16$,excluding polonium,called chalcogens?
- AThese elements,especially sulfur and oxygen,are present in many metallic minerals,primarily as oxides and sulfides.
- BMost acids contain these elements,especially sulfur and oxygen.
- CThese elements primarily form anions.
- DThese elements exist in various allotropic forms.
Explore More
Similar Questions
Which of the following is not correct?
What is produced by the dehydration of concentrated $H_2SO_4$ in the presence of $P_4O_{10}$?
Easy
View SolutionAmong chalcogens,the correct order of amount of energy released during electron gain (electron gain enthalpy) is
Medium
View SolutionIdentify the correct statements from the following:
$i$. Sulphuric acid is manufactured by contact process.
$ii$. $SO_3$ dissolves in $H_2SO_4$ to form pyrosulphuric acid $(H_2S_2O_7)$.
$iii$. $H_2SO_4$ is used in the manufacture of fertilisers such as ammonium sulphate and super phosphate.
$iv$. In the reaction,$S + 2H_2SO_4 (\text{conc.}) \longrightarrow 3SO_2 + 2H_2O$,$H_2SO_4$ is oxidised to $SO_2$.
$i$. Sulphuric acid is manufactured by contact process.
$ii$. $SO_3$ dissolves in $H_2SO_4$ to form pyrosulphuric acid $(H_2S_2O_7)$.
$iii$. $H_2SO_4$ is used in the manufacture of fertilisers such as ammonium sulphate and super phosphate.
$iv$. In the reaction,$S + 2H_2SO_4 (\text{conc.}) \longrightarrow 3SO_2 + 2H_2O$,$H_2SO_4$ is oxidised to $SO_2$.
Which of the following are peroxoacids of sulphur?
MediumAIIMS 2017
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