Stoichiometry#Atomic Structure#Isotopes36Choose the best answerWhich statement correctly defines relative atomic mass?AThe total number of protons and neutrons present in an atomBThe mass of the most abundant isotope of an elementCThe average mass of all atoms of an element relative to 1/12 of the mass of a carbon-12 atom, taking into account their natural isotopic abundancesDThe mass of an atom expressed in grams Like 0 Discuss 0Share
Atomic StructureIsotopes37Choose the best answerThe isotope ¹⁸₈O contains:A18 protonsB9 protons and 9 neutronsC8 neutrons and no protonsD8 protons and 10 neutrons Like 0 Discuss 0Share
SINDH MDCAT 2019 CHEMISTRY#Hydrogen Isotopes#Isotopes38Choose the best answerTritium, an isotope of hydrogen contains: (Sindh MDCAT 2019)AEqual number of electrons and neutronsBEqual number of electrons, protons and neutronsCNumber of neutrons are double than the number of protonsDNumber of neutrons are half than the number of protons Like 0 Discuss 0Share
Atomic StructureIsotopes39Choose the best answerNuclei of isotopes differ in:ANumber of protonsBNumber of neutronsCNumber of protons and neutrons bothDNone of these Like 0 Discuss 0Share
Stoichiometry#Atomic Structure#Isotopes40Choose the best answerCarbon-12, carbon-13 and carbon-14 differ in their number of:ANumber of electronsBNumber of protonsCNumber of neutronsDNuclear charge Like 0 Discuss 0Share