Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
MediumWhich pair of elements exhibits a diagonal relationship in the periodic table?
- A$Li-Mg$
- B$B-Si$
- C$Be-Al$
- D$Li-Na$
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Similar Questions
Which of the following pairs of atomic numbers belongs to the same group in the periodic table?
Easy
View SolutionWhich of the following pairs show reverse properties on moving along a period from left to right and from top to down in a group?
Easy
View SolutionIdentify the incorrect order corresponding to the mentioned property.
Anything that influences the valence electrons will affect the chemistry of the element. Which one of the following factors does not affect the valence shell?
$(a)$ Valence principal quantum number $(n)$
$(b)$ Nuclear charge $(Z)$
$(c)$ Nuclear mass
$(d)$ Number of core electrons.
$(a)$ Valence principal quantum number $(n)$
$(b)$ Nuclear charge $(Z)$
$(c)$ Nuclear mass
$(d)$ Number of core electrons.
Easy
View SolutionWhich of the following represents the correct order of ionization enthalpy?
$(i) Ba < Sr < Ca$
$(ii) S^{2-} < S < S^{2+}$
$(iii) C < O < N$
$(iv) Mg < Al < Si$
$(i) Ba < Sr < Ca$
$(ii) S^{2-} < S < S^{2+}$
$(iii) C < O < N$
$(iv) Mg < Al < Si$
Difficult
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