Chemistry Among the following the hardest metal is Iron Tungsten Platinum Gold Iron Tungsten Platinum Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Liquid soap Detergent Dilute acid Ordinary soap Liquid soap Detergent Dilute acid Ordinary soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry In an oxygen molecule, two atoms are united by Two bonds Four bonds Three bonds One bond Two bonds Four bonds Three bonds One bond ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in C12O N2O H2O (2) OF2 C12O N2O H2O (2) OF2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Silicon and Iron Oxygen and Iron Silicon and Aluminium Oxygen and Silicon Silicon and Iron Oxygen and Iron Silicon and Aluminium Oxygen and Silicon ANSWER DOWNLOAD EXAMIANS APP
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