Electronegativity and its Applications

Which of the following forms the most stable gaseous negative ion?

Which statement is correct for following conversion ${\mathrm{CH}}_4\underset{+{\mathrm{F}}_2}{\overset{-{\mathrm{H}}_2}{\to }}{\mathrm{CH}}_2{\mathrm{F}}_2$

If electronegativity of $\mathrm{A}, \mathrm{B}, \mathrm{C}$ and $\mathrm{D}$ are $1.0, 1.2,$$2.5$ and $2.8$, then the most basic compound from the following is..

Suppose the E.N. of halogens in order$\mathrm{F}<\mathrm{Cl}$$<\mathrm{Br}<\mathrm{I},$ then which of the following molecule is expected to exist.

Which one of the following order of given properties is correct ?

Which of the following pair of elements will have least electronegativity difference?

Which of the following statement is correct about various periodic properties?

Which of the following statement is not correct :-

Choose the incorrect order for the property indicated in the given options.

In which of the following compounds the carbon marked with $*$ is most electronegative :

The highly metallic element will have the configuration of

Among the following, element that has the highest electronegativity is

Choose the correct order of electronegativity?

Arrange the following in increasing order of electronegativity: $\mathrm{C}, \mathrm{N}, \mathrm{Si}, \mathrm{P}.$

Identify the correct option regarding the electronegativity $\left(\mathrm{EN}\right)$ of $\mathrm{Sb}$ in ${\mathrm{SbF}}_3$ and ${\mathrm{SbF}}_5$ molecule.

What will be the nature of two solutions given that the aqueous solutions of two compounds  ${\mathrm{M}}_1-\mathrm{O}-\mathrm{H} \mathrm{and}{M}_2-\mathrm{O}-\mathrm{H}$ are prepared in two different beakers If, the electronegativity of elements are ${\text{M}}_1=3\text{.}4\text{, }{M}_2=1\text{.}2\text{, }O=3\text{.}5 \mathrm{and} H=2\text{.}1$.

Identify the correct order as the property indicated:

What is the correct increasing order of electronegativity of the elements $\mathrm{C}, \mathrm{N}, \mathrm{Si}, \mathrm{P}$?