Chemistry Which one is the most reactive halogen Iodine Bromine Fluorine Chlorine Iodine Bromine Fluorine Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who is known as the 'father of modern chemistry' Democritus Antoine Lavoisier Robert Boyle John Dalton Democritus Antoine Lavoisier Robert Boyle John Dalton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nucleon? Electron Neutron Positron Proton Electron Neutron Positron Proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Helium Hydrogen Chlorine Nitrogen Helium Hydrogen Chlorine Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The polymerisation of which often following is used in manufacturing of polythene in industry ? Methane Acetylene Ethylene Styrene Methane Acetylene Ethylene Styrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are positrons neutrons mesons electrons positrons neutrons mesons electrons ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS