Chemistry How many electrons in a Hydrogen atom Four Three One Two Four Three One Two ANSWER DOWNLOAD EXAMIANS APP
Chemistry The third shell of an atom can have a maximum of ______ electrons 18 21 15 13 18 21 15 13 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed the model of atomic structure ? Bohr and Rutherford Faraday Volta Alfred Nobel Bohr and Rutherford Faraday Volta Alfred Nobel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is a covalent compound ? Magnesium fluoride Sodium chloride Carbon tetrachloride Calcium chloride Magnesium fluoride Sodium chloride Carbon tetrachloride Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number of an atom gives the number of which of the following ? Neutrons Neutrons and protons Electrons Protons Neutrons Neutrons and protons Electrons Protons ANSWER DOWNLOAD EXAMIANS APP