208- The electronegativity of oxygen is $3.5$ and the electronegativity difference of it with bond $\text{S}-\text{I}$ is $1$. Given that the bond $\text{O}-\text{S}$ is polar, the bond $\text{S}-\text{O}$ is ............... and the electronegativity of sulfur can be ...............
[(1)] Polar -- equal to $2.5$.
[(2)] Nonpolar -- equal to $2.5$.
[(3)] Polar -- differ from the electronegativity of oxygen by $0.5$ units.
[(4)] Nonpolar -- differ from the electronegativity of oxygen by $0.5$ units.
\textbf{208-} The electronegativity of oxygen is $3.5$ and the electronegativity difference of it with bond $\text{S}-\text{I}$ is $1$. Given that the bond $\text{O}-\text{S}$ is polar, the bond $\text{S}-\text{O}$ is ............... and the electronegativity of sulfur can be ...............
\begin{enumerate}
\item[(1)] Polar -- equal to $2.5$.
\item[(2)] Nonpolar -- equal to $2.5$.
\item[(3)] Polar -- differ from the electronegativity of oxygen by $0.5$ units.
\item[(4)] Nonpolar -- differ from the electronegativity of oxygen by $0.5$ units.
\end{enumerate}