Which of the following statements about $LiCl$ and $NaCl$ is correct?

Which of the following compounds will have the least ionic character?

Which of the following statements are correct?
$(A)$ Both $LiCl$ and $MgCl_2$ are soluble in ethanol.
$(B)$ The oxides $Li_2O$ and $MgO$ combine with excess of oxygen to give superoxide.
$(C)$ $LiF$ is less soluble in water than other alkali metal fluorides.
$(D)$ $Li_2O$ is more soluble in water than other alkali metal oxides.
Choose the most appropriate answer from the options given below.

Which of the following orders is correct when arranged in increasing order of ionic character?

Which among the following is the correct decreasing order of covalent character of ionic bonds?

Identify the correct order of solubility in aqueous medium.