Class 11ChemistryClassification of Elements and Periodicity in PropertiesValency and oxidation state
EasyThe valency of sulphur in sulphuric acid is
- A$2$
- B$4$
- C$6$
- D$8$
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Similar Questions
Consider the following information about elements $P$ and $Q$:
Element Information $P$ Period number: $2$,Group number: $15$ $Q$ Period number: $3$,Group number: $2$
Then,the formula of the compound formed by elements $P$ and $Q$ is:
| Element | Information |
|---|---|
| $P$ | Period number: $2$,Group number: $15$ |
| $Q$ | Period number: $3$,Group number: $2$ |
Then,the formula of the compound formed by elements $P$ and $Q$ is:
Difficult
View SolutionIdentify the element which can have the highest oxidation number among the given options.
MediumAIIMS 1996
View SolutionWrite the name of $Cr_2O_3$ according to stock notation.
Easy
View SolutionThe number of valence electrons present in an element with atomic number $117$ is
Which of the following elements exhibits a valency of $2$?
Easy
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