Chemistry Which of the following is colourless ? Chlorine Sulphur Phosphorus Oxygen Chlorine Sulphur Phosphorus Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Nitrogen Hydrogen Oxygen Carbon Nitrogen Hydrogen Oxygen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The basic chemical building block of natural rubber obtained from trees is Acetylene Isoprene Neoprene Vinyl Chloride Acetylene Isoprene Neoprene Vinyl Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The weight of 6.023 × 1022 atoms of carbon is 12 gms 1.2 gms 0.12 gms 120 gms 12 gms 1.2 gms 0.12 gms 120 gms ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 1.568 x 103 4.84 x 1017 6.023 x 1023 6.023 x 1019 1.568 x 103 4.84 x 1017 6.023 x 1023 6.023 x 1019 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major use of sulphur is in the manufacture of Fungicide H2SO4 SO2 H2S Fungicide H2SO4 SO2 H2S ANSWER DOWNLOAD EXAMIANS APP