Question Bank for 9th Class Science Is Matter Around Us ...
Four different mixtures in water are prepared using charcoal powder, chalk powder, slaked lime and detergent powder. Which of these (i) Would not leave residue on filter paper after filtration? (ii) Would show Tyndall effect? ... Classify each of the following as a homogeneous or heterogeneous mixture: Soda water, wood, air, soil, vinegar ...