The first ionization energy of magnesium is smaller as compared to that of elements $X$ and $Y$,but higher than that of $Z$. The elements $X$,$Y$ and $Z$,respectively,are :
- Achlorine,lithium and sodium
- Bargon,lithium and sodium
- Cargon,chlorine and sodium
- Dneon,sodium and chlorine
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Similar Questions
The $1^{\text{st}}$,$2^{\text{nd}}$,and $3^{\text{rd}}$ ionization enthalpies $I_1, I_2$,and $I_3$ of four atoms with atomic numbers $n, n+1, n+2$,and $n+3$,where $n < 10$,are tabulated below. What is the value of $n$?
Atomic number
$I_1$ $(kJ/mol)$
$I_2$ $(kJ/mol)$
$I_3$ $(kJ/mol)$
$n$
$I_1$
$I_2$
$I_3$
$n+1$
$1681$
$3374$
$6050$
$n+2$
$2081$
$3952$
$6122$
$n+3$
$496$
$4562$
$6910$
$n+4$
$738$
$1451$
$7733$
| Atomic number | $I_1$ $(kJ/mol)$ | $I_2$ $(kJ/mol)$ | $I_3$ $(kJ/mol)$ |
| $n$ | $I_1$ | $I_2$ | $I_3$ |
| $n+1$ | $1681$ | $3374$ | $6050$ |
| $n+2$ | $2081$ | $3952$ | $6122$ |
| $n+3$ | $496$ | $4562$ | $6910$ |
| $n+4$ | $738$ | $1451$ | $7733$ |
MediumIIT 2020
View SolutionThe correct sequence of elements in decreasing order of first ionisation energy is
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View SolutionWhich of the following presents the correct order of second ionization enthalpies of $C$,$N$,$O$ and $F$?
DifficultAIEEE 2012
View SolutionHow would you explain the fact that the first ionization enthalpy of sodium is lower than that of magnesium but its second ionization enthalpy is higher than that of magnesium?
Difficult
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