MCQ
Decay of $_{92}{U^{235}}$is .....order reaction
- A$0$
- ✓$1$
- C$2$
- D$3$
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$II.$ The ionization energy generally increases with increasing atomic number in a period.
$III.$ The electronegativity of an element is the tendency of an isolated atom to attract an electron.
Which of the above statements is/are correct?
The correct statement for the ionic radius of $\mathrm{N}^{3-}$ from the following is :

${H_2}(g)\, + \,{I_2}(g)\, \rightleftharpoons \,2HI(g)$ is