Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Vulcanization Zinc plating Galvanization Alloy formation Vulcanization Zinc plating Galvanization Alloy formation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of Avogadro Number is 6.023 × 1024 6.023 × 1023 6.023 × 1025 6.023 × 1022 6.023 × 1024 6.023 × 1023 6.023 × 1025 6.023 × 1022 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is used for converting vegetable oils into saturated fats ? Cl2 H2 SO2 O2 Cl2 H2 SO2 O2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to SO2 NO2 SO3 N2O SO2 NO2 SO3 N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO CO2 O3 All of these CO CO2 O3 All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Phosphorus is kept in water because Its critical temperature is high Its critical temperature is low Its ignition temperature is very low Its ignition temperature is very high Its critical temperature is high Its critical temperature is low Its ignition temperature is very low Its ignition temperature is very high ANSWER DOWNLOAD EXAMIANS APP
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