Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
EasyFluorine,chlorine,bromine and iodine are placed in the same group $(17)$ of the periodic table,because
- AThey are non-metals
- BThey are electronegative
- CTheir atoms are generally univalent
- DThey have $7$ electrons in the outermost shell of their atom
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Similar Questions
What are the differences between the first element of a group and the subsequent elements in the same group?
Medium
View SolutionWhich one of the following is a different pair?
Medium
View SolutionIn which of the following sets,elements are not correctly arranged with the property shown in brackets?
$X$,$Y$,and $Z$ are elements of the same period and belong to the $p$-block. $Y$ has a positive value of $\Delta_{eg}H$ (electron gain enthalpy),and $Z$ has the highest $2^{nd}$ ionization energy $(I.E.)$ among them. What is the correct order of their atomic numbers?
$(a)$ $X < Y < Z$
$(b)$ $X < Z < Y$
$(c)$ $Y < Z < X$
$(d)$ $Z < Y < X$
$(a)$ $X < Y < Z$
$(b)$ $X < Z < Y$
$(c)$ $Y < Z < X$
$(d)$ $Z < Y < X$
Which of the following orders is not correct about the property shown against it?
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