Class 11ChemistryClassification of Elements and Periodicity in PropertiesMix Examples - Classification of Elements and Periodicity in Properties
MediumWhich of the following statements are not correct?
$A.$ The electron gain enthalpy of $F$ is more negative than that of $Cl$.
$B.$ Ionization enthalpy decreases in a group of the periodic table.
$C.$ The electronegativity of an atom depends upon the atoms bonded to it.
$D.$ $Al_2O_3$ and $NO$ are examples of amphoteric oxides.
Choose the most appropriate answer from the options given below:
$A.$ The electron gain enthalpy of $F$ is more negative than that of $Cl$.
$B.$ Ionization enthalpy decreases in a group of the periodic table.
$C.$ The electronegativity of an atom depends upon the atoms bonded to it.
$D.$ $Al_2O_3$ and $NO$ are examples of amphoteric oxides.
Choose the most appropriate answer from the options given below:
- A$A, B, C$ and $D$
- B$A, C$ and $D$ Only
- C$B$ and $D$ Only
- D$A, B$ and $D$ Only
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Similar Questions
Which of the following orders is incorrect?
Medium
View SolutionMatch the items in List-$A$ with the items in List-$B$.
List-$A$ List-$B$ $(1)$ $He$ $(A)$ High electron gain enthalpy $(2)$ $Cl$ $(B)$ Electropositive element $(3)$ $Ca$ $(C)$ Strong reducing agent $(4)$ $Li$ $(D)$ High ionization enthalpy
| List-$A$ | List-$B$ |
| $(1)$ $He$ | $(A)$ High electron gain enthalpy |
| $(2)$ $Cl$ | $(B)$ Electropositive element |
| $(3)$ $Ca$ | $(C)$ Strong reducing agent |
| $(4)$ $Li$ | $(D)$ High ionization enthalpy |
Easy
View SolutionIn which of the following arrangements is the order $NOT$ according to the property indicated in the bracket?
Medium
View SolutionMatch the column-$I$ with column-$II$ $A. S \rightarrow S^{-}$ $P. \text{Endothermic process}$ $B. N^{-} \rightarrow N$ $Q. \text{Exothermic process}$ $C. O^{-} \rightarrow O^{2-}$ $R. \text{Inert gas configuration in product}$ $D. P \rightarrow P^{-}$ $S. \text{Half filled configuration in product}$
Correct match is $:-$
| $A. S \rightarrow S^{-}$ | $P. \text{Endothermic process}$ |
| $B. N^{-} \rightarrow N$ | $Q. \text{Exothermic process}$ |
| $C. O^{-} \rightarrow O^{2-}$ | $R. \text{Inert gas configuration in product}$ |
| $D. P \rightarrow P^{-}$ | $S. \text{Half filled configuration in product}$ |
Medium
View SolutionSelect the correct statements from the following:
$(a)$ Effective nuclear charge for nitrogen is $3.90$
$(b)$ $IP$ of $Ne$ is more than $Na^{+}$
$(c)$ Order of electronegativity $sp > sp^2 > sp^3$
$(d)$ Order of acidic character $NH_3 < PH_3 < AsH_3$
$(a)$ Effective nuclear charge for nitrogen is $3.90$
$(b)$ $IP$ of $Ne$ is more than $Na^{+}$
$(c)$ Order of electronegativity $sp > sp^2 > sp^3$
$(d)$ Order of acidic character $NH_3 < PH_3 < AsH_3$
Difficult
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