1) WHAT HAS BOHR PROPOSED IN 1913? a) QUANTIZED SHELL MODEL b) RUTHERFORD ATOMIC MODEL c) BOTH OH THEM 2) WHICH MODEL DID BORH MODIFIED TO REMEDY THE STABILITY PROBLEM? a) RUTHERFORD AND DALTON´S MODEL b) ONLY RUTHERFORD´S MODEL c) ONLY DALTON´S MODEL d) DALTON´S AND THOMSON´S MODEL e) THOMSON´S MODEL 3) THE CLASSICAL FUNDAMENTAL CONSTANTS ARE... a) THE CHARGES AND THE MASSES OF THE ELECTRON AND THE NUCLEUS b) THE CHARGES AND THE MASSES OF THE NEUTRONS AND THE NUCLEUS c) THE CHARGES AND THE MASSES OF THE PROTONS AND THE NUCLEUS 4) BOHR´S ATOMIC THEORY HAS.......POSTULATES a) THREE POSTULATES b) FOUR POSTULATES c) FIVE POSTULATES d) SIX POSTULATES 5) DOES THE FORMULA H= 6.63X10-34 BELONGS TO....? a) RUTHERFORD´S CONSTANT b) DALTON´S CONSTANT c) PLANK´S CONSTANT 6) IN ORDER TO SEARCH FOR A THEORY, PLANCK´S CONSTANT NEEDED TO ENCOURAGED BOHR a) TRUE b) FALSE 7) ON WHAT DEPENDS THE ENERGY OF AN ELECTRON? a) HEIGHT OF AN ORBIT b) SIZE OF AN ORBIT c) BOTH SIZE AND HEIGHT OF AN ORBIT 8) HOW ELECTRONS TRAVEL AROUND THE NUCLEUS? a) IN ECLIPTIC ORBIT b) IN INCLINED ORBIT c) IN CIRCULAR ORBIT d) IN ECLIPTIC AND INCLINED ORBIT 9) WHAT DOES BOHR EXPLAINED WITH HIS MODEL? a) HOW ELECTRONS JUMP BY EMITING ENERGY IN FIXED QUANTA b) HOW ELECTRONS JUMP BY ABSORBING ENERGY IN FIXED QUANTA c) HOW ELECTRONS JUMP BY EMITTING AND ABSORBING ENERGY IN FIXED QUANTA

BOHR ATOMIC MODEL

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