Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
MediumThe set of elements that differ in mutual relationship from those of the other sets is:
- A$Li-Mg$
- B$B-Si$
- C$Be-Al$
- D$Li-Na$
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Similar Questions
Which of the following statements are correct?
$A.$ The process of the addition of an electron to a neutral gaseous atom is always exothermic.
$B.$ The process of removing an electron from an isolated gaseous atom is always endothermic.
$C.$ The $1^{st}$ ionization energy of boron is less than that of beryllium.
$D.$ The electronegativity of $C$ is $2.5$ in $CH_4$ and $CCl_4$.
$E.$ $Li$ is the most electropositive among elements of group $I$.
Choose the correct answer from the options given below:
$A.$ The process of the addition of an electron to a neutral gaseous atom is always exothermic.
$B.$ The process of removing an electron from an isolated gaseous atom is always endothermic.
$C.$ The $1^{st}$ ionization energy of boron is less than that of beryllium.
$D.$ The electronegativity of $C$ is $2.5$ in $CH_4$ and $CCl_4$.
$E.$ $Li$ is the most electropositive among elements of group $I$.
Choose the correct answer from the options given below:
DifficultJEE MAIN 2025
View SolutionIdentify the incorrect order.
Medium
View SolutionWhich of the following statements is incorrect?
Medium
View SolutionWhich of the following orders is $NOT$ correct with respect to the mentioned properties?
Medium
View SolutionWhich of the following is a false statement?
Easy
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