Chemistry The high reactivity of fluorine is due to 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 small size of fluorine atom ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal compound commonly found in Sindhoor or Kumkum is based on Tin Lead Zinc Copper Tin Lead Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2 A and b A and c B and c C and d A and b A and c B and c C and d ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the combination of CO and H2O CO2 and CO CO and H2 CO2and H2 CO and H2O CO2 and CO CO and H2 CO2and H2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? Iron and cadmium Nickel and cadmium Lead peroxide and lead Zinc and carbon Iron and cadmium Nickel and cadmium Lead peroxide and lead Zinc and carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between 5 and 10 km 50 and 100 km 10 and 20 km 20 and 50 km 5 and 10 km 50 and 100 km 10 and 20 km 20 and 50 km ANSWER DOWNLOAD EXAMIANS APP
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