100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
AQA A level Physics notes- Particles and Radiation £3.49   Add to cart

Other

AQA A level Physics notes- Particles and Radiation

1 review
 53 views  1 purchase
  • Institution
  • AQA

This note is an AQA A level Physics note on Particles and Radiation. There are useful tables, graphs and some drawings and illustrations attached in the note for better understanding.

Preview 3 out of 24  pages

  • September 23, 2023
  • 24
  • 2022/2023
  • Other
  • Unknown
All documents for this subject (4)

1  review

review-writer-avatar

By: arunotshobi20 • 9 months ago

avatar-seller
ykim02105
Unit 01
Particles & radiation

, 01 Basic Atomic & Nuclear Structure

1 .
Atomic Structure
Protons I

·
Matter is made up of atoms
Neutrons ⑧


Electrons -




valence electrons





:
·




↳ # of electrons in ->
Ernest Rutherford's
8
-
model (1911)
-

the outer shell




·
molecule :
when two or more atoms are chemically bonded


·
element :
a substance that cannot be broken down into

other substance
any .


Every element is made up of its own


type of atom .



element
atom
②gen
Ex)

Water
H20
en - > molecule

Matter
element




specific charge ratio of Particle's charge & mass

(values relative to
proton)

charge I
specific
in C
charge : ratio
mass in kg Should]
* When calculating for specific charge ,
the ans .




↓ be in the same d as the lowest number of S t



of Particle's charge&
.
p .
. .



*

, 2 .
Nuclide Notation



A
chemical
·
nuclide notation + nucleon #
(MasS#) symbol
# of (protons neutrons)
protons
+

-
:
Z
-
-# of neutrons A- Z &tomic #
=




C# of protons
-

# of electrons =


2




·
when # of protons= # of electrons =
neutral atom

(non-charged)
when of # # of elections ion
protons
· =




·
nucleon : term meaning either proton/neutron particle
;

in nucleus



Ex Sodium :
PN Sodium ion :
YPNI&- Imorproton
#of p-11 #of p-11

# of n-12 # of -12
#
of e-11 #
of e-10




3 . Isotopes
Isotopes same elements that have the # of protons
:




same
·




-
but different # of neutrons .




me


# of make nucleus unstable
-increasing the neutrons in nucleus
might
EX) Hydrogen Carbon Iodine
·



·
·




3 naturally occurring isotopes of
H-carbon-14
-




is
naturally occurring isotope
E Is I
-




D of Carbon decays time
-



normal H which over

to become Carbon-12
-
iH WI IP ,
1 e ,
On
used in medicine

!)
-




& denterium (heavy hydrogen) ex -



6p ,
be ,
6n

IH w/ 1P half-life
-


-
1e 1n has a
,



!4)
,


& Tritium (rare & radioactivel
-



isotope 6p ,
be ,
on (time required for half of
~has
BH 1P 1e unstable nucleus it to
decay away (
-


2n
, ,




carbon all
dating living things absorve carbon from atmosphere & food certain
· : +




dies but the radioactive
amount of Carbon-14 .
When plant/animal , they stop absorbing ,




carbon that they've accumulated continues to decay .

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

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

Quick and easy check-out

You can quickly pay through credit card for the summaries. There is no membership needed.

Focus on what matters

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 ykim02105. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for £3.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

67096 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy revision notes and other study material for 14 years now

Start selling
£3.49  1x  sold
  • (1)
  Add to cart