Chemistry Alum stops bleeding in minor cuts because of Dialysis Solvation Emulsion Coagulation Dialysis Solvation Emulsion Coagulation ANSWER DOWNLOAD EXAMIANS APP
Chemistry When cathode rays strike a target of high atomic weight, they give rise to X-rays ? and ? rays ?-rays Positive rays X-rays ? and ? rays ?-rays Positive rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 2, 10, 8 2, 8, 8, 2 2, 8, 10 2, 6, 8, 4 2, 10, 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 3 6 7 4 3 6 7 4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is usually extracted from sea water is K Mg Na Ca K Mg Na Ca ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene Tetraphenyl ethylene Biphenyl ethylene Tetra –9 – phenanthrylethylene Tetra – a –naphthylethylene Tetraphenyl ethylene Biphenyl ethylene ANSWER DOWNLOAD EXAMIANS APP