Class 11ChemistryClassification of Elements and Periodicity in PropertiesValency and oxidation state
MediumThe atomic number of an element which shows the oxidation state of $+3$ is
- A$13$
- B$32$
- C$33$
- D$17$
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Similar Questions
Choose the incorrect formula out of the four compounds for an element $X$ below.
DifficultJEE MAIN 2015
View SolutionDescribe the periodic trends in the valence of elements with respect to their oxides and hydrides.
Difficult
View SolutionIf the valency of $A$ is $3$ and $B$ is $2$,then the formula of the compound formed is:
Easy
View SolutionConsider 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 SolutionProvide information regarding the oxidation numbers of elements present in the periodic table.
Medium
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