historia atom Flashcards

1
Q

z akeho slova pochadza atom

A

atomos nedelitelny

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2
Q

kto a kedy sa 1. zaoberal atomom

A

Demokritos a Leukipos
5.storočie

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3
Q

aka bola prva vedecka teoria o stavbe atomu

A

Daltonova teoria 19 storocie

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4
Q

kto objavil elektron

A

Thomson

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5
Q

kto navrhol pudingovy kodel atomu a co to je

A

Thomson
atom je kladne nabita castica v ktorej sa vznasaj elektrony

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6
Q

kto navrhol planetarny model atomu

A

E Rutherford

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7
Q

co je to planetarny model atomu

A

okolo kladne nabiteho jadra atomu kruzia zaporne nabite elektrony

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8
Q

ake boli nedostatky planetarneho modelu atomu

A

nemoze sa stat ze elektron kruziaci okolo jadra vyzaruje energiu a postupne splynie s jadrom

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9
Q

kto a kedy obmenil planetarnu teoriu

A

Bohr 1913 za Bohrov model atomu

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10
Q

co hovori Bohrov model atomu

A

elektron moze existovat len v stave s urc energiou a energiu moze menit len po urcitych davkach

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11
Q

ako sa volaju davky vdaka ktorym moze elektron menit energiu

A

kvanty

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12
Q

co je summerfeldov model

A

elektrony sa mozu pohybovat po eliptickych drahach

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13
Q

kto vypracoval kvantovo mechanicky model

A

de broglie
schrödinger
Heisenberg
Born

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14
Q

co je to kvantovo mechanicky model
dosledok

A

atom je castica a zaroven aj vlnenie
dosledok je ze nevieme presne urc jeho drahu a rychlost

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15
Q

co zmamena ze elektron ma dualisticky charakter a podla akeho modelu

A

ma vlnovo korpuskularne vlastnosti

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