The first ionization energy for $Li$ is $5.4 \ eV$ and electron affinity of $Cl$ is $3.61 \ eV$. The $\Delta H$ (in $kJ/mol$) for the reaction $Li_{(g)} + Cl_{(g)} \to Li^{+}_{(g)} + Cl^{-}_{(g)}$ is (if resulting ions do not combine with each other) ($1 \ eV = 1.6 \times 10^{-19} \ J$,$N_A = 6.022 \times 10^{23} \ mol^{-1}$)

  • A
    $70$
  • B
    $100$
  • C
    $170$
  • D
    $270$

Explore More

Similar Questions

Which of the following statements are $NOT$ true about the periodic table?
$A.$ The properties of elements are a function of atomic weights.
$B.$ The properties of elements are a function of atomic numbers.
$C.$ Elements having similar outer electronic configuration are arranged in the same period.
$D.$ An element's location reflects the quantum numbers of the last filled orbital.
$E.$ The number of elements in a period is the same as the number of atomic orbitals available in the energy level that is being filled.
Choose the correct answer from the options given below:

Which of the following statement$(s)$ is/are incorrect?

Difficult
View Solution

Which of the following points is never the same for $IP$ and $EA$?

Consider the following statements:
$(I)$ Ionic mobility of hydrated $Li^+$ is greater than that of hydrated $Na^+$.
$(II)$ $IE_1$ of $P$ atom is higher than that of $S$ atom,while $IE_2$ of $S$ atom is higher than that of $P$ atom.
$(III)$ Lithium is a strong reducing agent in aqueous medium.
Which of the above statements is/are correct?

Difficult
View Solution

In which of the following arrangements,the sequence does not strictly follow the property indicated against it?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo