Class 11ChemistryClassification of Elements and Periodicity in PropertiesValency and oxidation state
EasyWhat is the oxidation state of sulfur in cyclic sulfur trioxide $(S_3O_9)$?
- A$+3$
- B$+2$
- C$-2$
- D$+6$
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Similar Questions
The number of valence electrons present in an element with atomic number $117$ is
Using the Periodic Table,predict the formulas of compounds which might be formed by the following pairs of elements:
$(a)$ Silicon and bromine
$(b)$ Aluminium and sulphur
$(a)$ Silicon and bromine
$(b)$ Aluminium and sulphur
Medium
View SolutionVariable valency is shown by
Easy
View SolutionWhat will be the formula of the compound formed between the following elements?
$(i)$ The element with atomic number $19$ and iodine.
$(ii)$ The first element and oxygen.
$(i)$ The element with atomic number $19$ and iodine.
$(ii)$ The first element and oxygen.
Easy
View SolutionWhich of the properties remains unchanged on descending a group in the periodic table?
Easy
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