Stoichiometry Stoichiometry MCQS#Atomic Structure#Atomic Theory1Choose the best answerWhich particle is the basic unit of an element and may or may not exist independently?AA moleculeBAn atomCAn ionDAn electron Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Atomic Theory2Choose the best answerWho proposed the first scientific atomic theory in 1803?ADemocritusBLeucippusCAristotleDJohn Dalton Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Atomic Theory3Choose the best answerThe early Greek idea of atoms was mainly based on:AQuantitative experimental observationsBSystematic chemical investigationsCPhilosophical reasoningDSpectroscopic evidence Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Atomic Theory4Choose the best answerWhat does the Greek word “atomos” mean?AIndivisibleBElectrically neutralCInfinitely smallDChemically inert Like 0 Discuss 0Share
Atomic Structure STBAtomic Structure MCQs (STB)#Atomic Structure#Atomic Theory5Choose the best answerWho first proposed that matter is made of indivisible particles called “atomos”?ADalton and ThomsonBLeucippus and DemocritusCAristotle and RutherfordDBohr and Democritus Like 0 Discuss 0Share