CLASS: S S 1 SUBJECT: CHEMISTRY Which of the following is not a separation technique? Fractional distillation (b) Propiation (c)Precipitation (d) Chromatography Substances that cannot be split into two or more simpler units through ordinary chemical process is known as Element (b) compound (c) Mixture (d)Solvent Easy reversibility is a characteristic of chemical change True … Continue reading Third Term Examinations SS 1 Examination CHEMISTRY