karanjith Asked: September 2023 name the method used to extract metal of high reactivity 650453d4c7cf7
karanjith Asked: September 2023 why does the colour of copper sulphate solution changes when an iron nail is dipped in it 650417d58a049
karanjith Asked: September 2023 why should curd and sour substances not be kept in brass and copper vessels 650411b46b322
karanjith Asked: September 2023 name the main ore of mercuryhow is mercury obtained from its oregive balanced equation
karanjith Asked: September 2023 why should a magnesium ribbon be cleaned before burning in air 6503be2caa364
karanjith Asked: September 2023 a solution of a substance x is used for whitewashing1name the substance x and write its formula2write the reaction of the substance x