Chemistry Ozone layer is present in Ionosphere Stratosphere Troposphere Exosphere Ionosphere Stratosphere Troposphere Exosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver, an alloy, does not contain the metal Nickel Copper Zinc Silver Nickel Copper Zinc Silver ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar made by fermentation from cane sugar contains Acetic acid Citric acid Lactic acid Palmitic acid Acetic acid Citric acid Lactic acid Palmitic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The charcoal used to decolourise brown sugar solution is Animal charcoal Sugar charcoal Coconut charcoal Wood charcoal Animal charcoal Sugar charcoal Coconut charcoal Wood charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry How many neutrons are there in 92U238 atom ? 238 330 146 92 238 330 146 92 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Different atomic number and same eletronic configu-ration Same atomic number and same electronic configuration Same number of electrons and neutrons Different atomic number and different number of valence electrons Different atomic number and same eletronic configu-ration Same atomic number and same electronic configuration Same number of electrons and neutrons Different atomic number and different number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
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