Chemistry The chemical used in developing photographic films is Hypo Hydroquinone Sodium sulphate Silver bromide Hypo Hydroquinone Sodium sulphate Silver bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Nitrogen Neon Fluorine Oxygen Nitrogen Neon Fluorine Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iron and manganese present as pollutants in water cannot be removed by________ Ion exchange process Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process Ion exchange process Chlorination Oxidation followed by settling and filtration Lime soda process or manganese zeolite process ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is the heaviest in periodic table among the following ? Os Pt W Pb Os Pt W Pb ANSWER DOWNLOAD EXAMIANS APP
Chemistry The third shell of an atom can have a maximum of ______ electrons 21 13 15 18 21 13 15 18 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Same number of electrons and neutrons Same atomic number and same electronic configuration Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Same atomic number and same electronic configuration Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration ANSWER DOWNLOAD EXAMIANS APP