1.

Give thesalientfeaturesof " Modern atomictheory".

Answer»

Solution :An atomis nolongerindivisible:
(i) Atomsof thesameelementmayhavedifferentatomicmass . E.gisotopes`""_(17)Cl ^(35) ,""_(17)Cl ^(37)`.
(ii) ATOMS ofdifferentelementsmayhavesameatomicmasses, e.gIsobars`""_(18)Ar ^(40), S_(20)Ca ^(40) ` .
(III)Atomsof oneelementcan betransmutedintoatomsof otherelements . Atomis nolongerindestrutiblediscoveryof artificialtransmutation .
(iv )Atomsmaynotalwayscombinein a simplewholenumberratio. e.gGlucose`C_(6) H_(12)O_(6) `
(v )Atomis thesmallestparticlethat takepartin achemicalreaction .
(vi )Massof anatomcan beconvertedintoenergy. E`=mc ^(2) ` .


Discussion

No Comment Found

Related InterviewSolutions