atoombouw aantal
④- massagetal
H
⑳
~ protonen #
O atoomnummer
2
neutronen -
⑪ massagetal
atoom-ondeelbaar OH
elektronenwoande
altijd-
even
protonen
+
elektronen Latoomnummer - aantal protonen
t --
1
- --
-
↳ massa 1 Unit "
"
.....
de
L max
=
,
↑
elektron
&
&
te - =
M
. max
↳ massa --- ↑
=
O (verwaarloosbaar schillen
~
tabel 25 binas elektronen zijn altijd gelijk aan protonen
isotopen -
zelfde aantal protonen
↳ perschil
in aantal neutroneno
zelfde
atomen radioactief de kern kan zich dan
sommige splitsen
wanneer de atoomkernsplitst verdwijnen
,
er soms protonen en neutronen uit de Kern
G doordat er dan minder protonen in de kern achterblijven krijg je
,
een ander atoomsoort
van lood naar goud
, paragraaf 1 2
.
periodiek systeem der elementen
het periodieu systeem
-groep 1-> alkalimetalen
,I reactief
-
groep 2-aardnalimetalen ,
2 reactief
groep halogenen
17-
-
atomen rechts in periodiek systeem > niet-metalen
-
horizontale rijen -
periodes
verticale rijen -
groepen
atoomsoorten in dezelfde groep hebben vergelijkbare eigenschappen
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller olafcoops. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $5.03. You're not tied to anything after your purchase.
