Notechap2

THE HISTORICAL DEVELOPMENT OF ATOMIC MODELS SCIENTIST PROPOSAL ATOMIC MODEL ____________ 2.2 THE ATOMIC STRUCTURE __________ __________ (1766-1844) ,[object Object],[object Object],[object Object],[object Object]

THE HISTORICAL DEVELOPMENT OF ATOMIC MODELS SCIENTIST PROPOSAL ATOMIC MODEL ______________charged sphere _________________ charged electron ______________________________ (1856-1940) ,[object Object],[object Object]

THE HISTORICAL DEVELOPMENT OF ATOMIC MODELS SCIENTIST PROPOSAL ATOMIC MODEL Nucleus containing _______________ Orbiting ________ _______________ ______________________ (1871-1937) ,[object Object],[object Object],[object Object],[object Object],[object Object]

THE HISTORICAL DEVELOPMENT OF ATOMIC MODELS SCIENTIST PROPOSAL ATOMIC MODEL ______________________ (1885-1962) ,[object Object],[object Object],[object Object]

THE HISTORICAL DEVELOPMENT OF ATOMIC MODELS SCIENTIST PROPOSAL ATOMIC MODEL PROPOSAL SCIENTIST PROPOSAL ______________________ (1891-1974) ,[object Object],[object Object],[object Object]

THE MODERN ATOMIC MODEL Improved model proposed by ________________________: ,[object Object],[object Object],[object Object],[object Object]

SUBATOMIC PARTICLES OF AN ATOM

PROPERTIES OF SUBATOMIC PARTICLES ,[object Object],[object Object],[object Object],[object Object],[object Object],PROTON Symbol: _____ Relative electric charge: ____ Relative mass: ______ ELECTRON Symbol: ______ Relative electric charge: ____ Relative mass: _________ NEUTRON Symbol: _____ Relative electric charge: ___ Relative mass: _____

PROTON NUMBER AND NUCLEON NUMBER PROTON NUMBER : Number of __________ in its ___________ ___________ number of ___________ and ____________ in its atom So, NUCLEON NUMBER : NUCLEON NUMBER : +

SYMBOL OF ELEMENTS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],X A Z

QUESTION: ,[object Object],SOLUTION:

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