MCQ
Element not showing variable oxidation state is :
  • A
    Bromine
  • B
    Iodine
  • C
    Chlorine
  • Fluorine

Answer

Correct option: D.
Fluorine
d
Fluorine does not show variable oxidation state. 

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Given below are two statements :

Statement $I :$ In 'Lassaigne's Test, when both nitrogen and sulphur are present in an organic compound, sodium thiocyanate is formed.

Statement $II :$ If both nitrogen and sulphur are present in an organic compound, then the excess of sodium used in sodium fusion will decompose the sodium thiocyanate formed to give $NaCN$ and $Na _{2} S$.

In the light of the above statements, choose the most appropriate answer from the options given below... 

Total number of stereo-isomers possible for the following compound is
Which of the following is/are true about the reversible isothermal expansion of an ideal gas?

$(a)\, \Delta U = 0$

$(b)\, q = 0$

$(c)\, \Delta T = 0$

$(d)\,q = 2.303\,nRT\,{\log _{10}}\,\left( {\frac{{{V_2}}}{{{V_1}}}} \right)$

Which of the following aliphatic compounds will discharge red colour of bromine
The equilibrium constant of the reaction ${H_2}_{(g)} + {I_2}_{(g)}$ $\rightleftharpoons$ $2HI_{(g)}$ is $64$. If the volume of the container is reduced to one fourth of its original volume, the value of the equilibrium constant will be
Which of the following overlapping is not present in $XeO_3$ molecule :-
The decreasing order of reactivity of given compound towards nucleophilic  substitution with aqueous $NaOH$ is
The correct decreasing order of densities of the following compounds is:
The orbital diagram in which the Aufbau's principle is violated is

$2s$     $2{p_x}$     $2{p_y}$     $2{p_z}$

The ground state energy of hydrogen atom is $-13.6\, eV$. The energy of second excited state of $He^+$ ion in $eV$ is