Struchtúr de Adaimh Flashcards

1
Q

Cad é adaimh?

A

An chuid is lú de eilimint

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2
Q

Déan cur síos ar adaimh?

A

Spás folamh den chuid is mó atá ann. Tá núicléas dlúth acu ina lár ina bhfuil an t-ábhar ar fad beagnach

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3
Q

Cad é cáithníní fo-adamhacha + na 3 cinn?

A

Tá adaimh na gcáithníní comhdhéanta de + Prótón, Leictreon, Neodrón

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4
Q

Cad é eilimint?

A

Substaint nach féidir a mhiondealú ina substaintí níos simplí

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5
Q

Suíomh de
(i) Prótón
(ii) Leictreon
(iii) Neodrón

A

(i) Núicleas
(ii) Scamall leictreon
(iii) Núicleas

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6
Q

Mais de
(i) Prótón
(ii) Leictreon
(iii) Neodrón

A

(i) 1 a.m.u
(ii) 1/1836 a.m.u
(iii) 1 a.m.u

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7
Q

Muirear (charge) de
(i) Prótón
(ii) Leictreon
(iii) Neodrón

A

(i) +1 Positive
(ii) -1 negative
(iii) 0 (Neodrach)

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8
Q

Cad é an uimhir adaimh?

A

Líon na bprótón i núicléis adamh (líon níos lú)

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9
Q

Cad é an uimhir mais?

A

Iomlán comhcheangailte na bprótón agus na neodrón ina núicléis

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10
Q

Cad a tharlaíonn má tá adaimh neodrach?

A

Tá an líon céanna leictreon agus prótón aige

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11
Q

Cad é iseatóip (isotopes)?

A

Adaimh den dúil chéanna a bhfuil uimhir dhifriúil acu sna núicléis

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12
Q

Cén fáth nach féidir le táblaí tréimhsiúla uimhir iomlán a thabhairt don mhaisuimhir?

A

Iseatóip. Is iad an dúil chéanna iad ach le líon difriúil neodrón

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13
Q

Cad é an mais adaimh?

A

Meánmhais adaimh na dúile sin

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14
Q

Cad is iain (ion) ann?

A

Adaimh a chaill nó a ghnóthaigh leictreoin

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15
Q

Cad a tharlaíonn nuair a athraíonn an méid protón i adaimh?

A

Athraíonn sé go dúile eile

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16
Q

Cad é ainian (anion)?

A

Dúile a bhfuil leictreoin faighte acu agus a bhfuil lucht diúltach acu

17
Q

Cad é cation?

A

Dúil a chaill leictreoin agus a bhfuil lucht deimhneach aici

18
Q

Cad é samhail Bohr (model)?

A

Léaráid a chabhraíonn le struchtúr adamh a mhíniú

19
Q

Cé a thagann suas leis an samhail Bohr + cathain?

A

Niels Bohr i 1912