In which of the following does the first compound have a higher dipole moment than the second ?

In which of the following pairs does the first compound not have a higher boiling point than the second ?

In which of the following pairs , the first one will have a higher enol content than the second one ?

In which of the following pairs, the first compound does not have higher boiling point than the second ?

In which of the following cases trans isomer has higher dipole moment than cis ?

Which of the following compounds will have the highest dipole moment ?

Which of the following compounds will have the highest dipole moment ?