Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Phenolphthaline Methylene blue Methyl orange Methyl red Phenolphthaline Methylene blue Methyl orange Methyl red ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Vitamins Fats Proteins Carbohydrates Vitamins Fats Proteins Carbohydrates ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following states maximum iron ore is found ? FeCO3 FeS2 Fe2O3 Fe3O4 FeCO3 FeS2 Fe2O3 Fe3O4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most electronegative Silicon Lead Carbon Tin Silicon Lead Carbon Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the maximum number of electrons that can be present in M-shell? 2 32 18 8 2 32 18 8 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which is mainly responsible for the green house effect is: Ozone Oxygen Carbon dioxide Carbon monoxide Ozone Oxygen Carbon dioxide Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
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