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Trends in Chemical Properties

Classification of Elements and Periodicity in Properties
Chemistry
Class 11

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Periodicity of Valence States

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Chemical Reactivity - Reactions with Oxygen

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Diagonal Relationship in the Periodic Properties

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Related questions

What is the valency of magnesium with atomic number ?

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The element with atomic number 3 to 10 belong to the second period. Identify the most electropositive and most electronegative element in this period.

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The oxidation state and covalency of in are respectively:

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Name the first three alkaline earth metals.
Write their reactions with dil. hydrochloride acid.

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The characteristics which remains same on moving down a sub-group:

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A solution of was kept in an iron pot. After few days the iron pot was found to have a number of holes in it. The balance equation of the reaction involve is:

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Which of the following is not a periodic property for the elements?

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The pair of elements that have similar chemical properties are :

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Electronic configuration of same elements are given. Write answers to the following questions.
i.
ii.
iii.
iv.
Which element shows the possibility of oxidation state?

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Stability order of group IIIA (boron family) element is:

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