Chemistry In which of the following substances all carbon atoms are quaternary in nature ? Diamond Graphite Teflon Napthalene Diamond Graphite Teflon Napthalene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Benzoate Picric acid Glycerine Sodium Chloride Sodium Benzoate Picric acid Glycerine Sodium Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of Ozone layer is mainly due to Chlorofluorocarbons Radioactive rays Aviation fuels Volcanic eruptions Chlorofluorocarbons Radioactive rays Aviation fuels Volcanic eruptions ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the periodic table of elements, on moving from left to right across a period, the atomic radius Decreases Increases Remains unchanged Does not follow a definite pattern Decreases Increases Remains unchanged Does not follow a definite pattern ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as promoter for iron in Haber's process Mo W Mn Mg Mo W Mn Mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Silver Sodium Aluminium Calcium Silver Sodium Aluminium Calcium ANSWER DOWNLOAD EXAMIANS APP
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