कौन सा सतही गुण दृश्य उपस्थिति के मामले में धातुओं को गैर-धातुओं (अधातुओं) से मुख्य रूप से अलग करता है?

Who among the following founded the 'Forward Bloc'?

Which of the following statements regarding the Harappan Civilization is NOT correct?

Which ruler is generally credited with unifying much of Northern India under a single empire for the first time?