Chemistry The fundamental particles present in the nucleus of an atom are Neutron, electron Neutron, positron Electron, proton Proton, neutron Neutron, electron Neutron, positron Electron, proton Proton, neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer in the upper parts of the atmosphere serves as a protective shield against harmful SO2 in the air Solar infrared radiation CO2 in the air Solar ultraviolet radiation SO2 in the air Solar infrared radiation CO2 in the air Solar ultraviolet radiation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk is a None of these Element Metal Mixture None of these Element Metal Mixture ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because It is lighter than air Its atomic number is 2 It is one of the constitutents of water It is a noble gas It is lighter than air Its atomic number is 2 It is one of the constitutents of water It is a noble gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrification is the biological process of converting N2 into nitrate N2into nitrite Ammonia into nitrite Ammonia into N2 N2 into nitrate N2into nitrite Ammonia into nitrite Ammonia into N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium bicarbonate is commercially known as Washing soda Soda lime Baking soda Caustic soda Washing soda Soda lime Baking soda Caustic soda ANSWER DOWNLOAD EXAMIANS APP
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