Chemistry Total number of halogen elements found in the periodic table is 5 13 8 3 5 13 8 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are neutrons electrons mesons positrons neutrons electrons mesons positrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry In which of the following states maximum iron ore is found ? Fe3O4 Fe2O3 FeCO3 FeS2 Fe3O4 Fe2O3 FeCO3 FeS2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alkali metals has highest specific heat? Rubidium Potassium Lithium Caesium Rubidium Potassium Lithium Caesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used for dating very old objects of archaeological importance? Tritium Phosphorus-31 Radium Carbon-14 Tritium Phosphorus-31 Radium Carbon-14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the fuels given below, the one with highest calorific value is Wood Coal Coke Natural gas Wood Coal Coke Natural gas ANSWER DOWNLOAD EXAMIANS APP
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