When metals combine with non-metals,the metal atom tends to:

Elements $X$ and $Y$ have $2$ and $6$ electrons in their valence shells,respectively. If they combine,what will be the possible formula of the compound formed?

Two elements have electronegativity of $1.2$ and $3.0$. The bond formed between them would be:

Which of the following compounds is ionic?

Amongst sodium halides $(NaF, NaCl, NaBr, NaI)$,$NaF$ has the highest melting point because of:

Write the favourable factors for the formation of ionic bond.