Chemistry The mass number of an atom is equal to the number of protons and electrons the number of nucleons the number of neutrons the number of protons the number of protons and electrons the number of nucleons the number of neutrons the number of protons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is most acidic CaO Al22O3 Na2O MgO CaO Al22O3 Na2O MgO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is the simplest form of alkane Decane Methane Propane Butane Decane Methane Propane Butane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The structure of NaCl crystal is Face centered cubic Octahedral Body centered cubic Square planar Face centered cubic Octahedral Body centered cubic Square planar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when it is left in open for some time. This happens due to the formation of Citric acid Carbonic acid Lactic acid Acetic acid Citric acid Carbonic acid Lactic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chernobyl disaster is the result of pollution by Acid rain Radioactive waste Carbon dioxide Oil spill Acid rain Radioactive waste Carbon dioxide Oil spill ANSWER DOWNLOAD EXAMIANS APP