Chemistry Which gas does not form the part of atmosphere ? Nitrogen None of these Helium Chlorine Nitrogen None of these Helium Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most commonly used chemicals in the artificial rainmaking or cloud seeding are All of these Dry Ice (Frozen CO2) Silver Iodide (Ag I) Sodium Chloride (NaCl) All of these Dry Ice (Frozen CO2) Silver Iodide (Ag I) Sodium Chloride (NaCl) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is not a characteristic of transition metals? Tendency to gain electrons Low electronegativity Low ionization energy Malleability Tendency to gain electrons Low electronegativity Low ionization energy Malleability ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of g-molecule of oxygen in 6.02 x 1024CO molecules is 0.5 gram of molecule 5 gram of molecule 10 gram of molecule 1 gram of molecule 0.5 gram of molecule 5 gram of molecule 10 gram of molecule 1 gram of molecule ANSWER DOWNLOAD EXAMIANS APP
Chemistry The high reactivity of fluorine is due to small size of fluorine atom strong F - F bond availability of d-orbitals its high electro negativity small size of fluorine atom strong F - F bond availability of d-orbitals its high electro negativity ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used for making aircrafts and rockets is Nickel Copper Aluminium Lead Nickel Copper Aluminium Lead ANSWER DOWNLOAD EXAMIANS APP
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