Chemistry The gas used in the artificial ripening of fruits is Acetylene Butane Ethane Methane Acetylene Butane Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Cement Gun powder Glass Paint Cement Gun powder Glass Paint ANSWER DOWNLOAD EXAMIANS APP
Chemistry A powerful eye irritant present in smog is Sulphur dioxide Peroxyacetyl nitrate Nitric oxide Carbon dioxide Sulphur dioxide Peroxyacetyl nitrate Nitric oxide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The antiparticle of an electron is Positron Alpha particles Beta particles Proton Positron Alpha particles Beta particles Proton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one element has the lowest electronegativity value Chlorine Francium Radium Fluorine Chlorine Francium Radium Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone saves the biosphere by absorbing high energy radiations called ________ . X–rays Ultraviolet rays (UV) Gamma rays Infra-red (IR) X–rays Ultraviolet rays (UV) Gamma rays Infra-red (IR) ANSWER DOWNLOAD EXAMIANS APP