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Química > Radioatividade > Flashcards

Radioatividade Flashcards

1
Q

Elementos transuranicos e cisurânicos
(artificiais)

A

•Transuranicos: Z < 92
•Cisuranicos: Z>92

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2
Q

Particulas alfa

A

2 neutrons e dois prótons

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3
Q

particula beta

A

1 elétron

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4
Q

Rank de particula mais potente

A

1.Neutron (bate no cimento)
2.raio gama (bate no chumbo)
3.raio x (bate no chumbo)
4.Particula Beta (bate no aluminio)
5. particula alfa (bate no papel)

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5
Q

Radiação Ionizante

A

Quebra moléculas do corpo produzindo íons, radicais livres fazer reação em cadeia

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6
Q

Raios X e neutrons são sofrem ação de campos magnéticos

A
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7
Q

Bequerel 1Bq

A

Desintegração por segundo

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8
Q

Isômero

A

mesma formula molecular, mas com propriedades fisicas e quimicas diferentes

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9
Q

Captura K

A

quando o nucleo absorve um elétron do subnivel 1

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10
Q

Fissão nuclear

A

Nucleos grandes querem chegar ate o ferro56

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11
Q

Fusão Nuclear

A

Nucleo pequeno quer chegar no ferro56

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12
Q

Testes Nucleares

A

Atol de Bikini, chernobyl e lago karachay

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Química (24 decks)

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