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LAnguage of Chemistry

The document provides an overview of matter, defining it as anything that has mass and occupies space. It discusses the classification of matter into pure substances and mixtures, as well as the atomic structure, including models of the atom and the concept of atomic numbers. Additionally, it touches on elements and their properties, including examples of diatomic and polyatomic substances.

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005AASHI JAIN
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21 views8 pages

LAnguage of Chemistry

The document provides an overview of matter, defining it as anything that has mass and occupies space. It discusses the classification of matter into pure substances and mixtures, as well as the atomic structure, including models of the atom and the concept of atomic numbers. Additionally, it touches on elements and their properties, including examples of diatomic and polyatomic substances.

Uploaded by

005AASHI JAIN
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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it

Chemistry
iii

that studies Chemicals

MATTER 1 It occupies space


O

Anything that has mass and occupies


space is called Matter
Studies

É
Matter
ÉÉÉnglishtindiTaths
CIDLIQUIDS II GASES
I SOLID
Tater Earbonmonoxide
FABag
Matter chemically

at s s doesnot
ant.intress Ian
has some things mixed
have anything mixed in it
with it
Pure substances

iii

the
smfiffgilgenof matter
It is

is
k_
00000000 00000

carbon 1
1
Iron scale
Gdffhd mate Atomsofan
carbon
Matter

i
_I

Mtitigent
h
4
qgen
samecolour different colour
µ Triatomic
µH
tyg
ogenc
robonooxyge HNiO8genQ0gmNo.of
atoms z carbondioxide
co
9
aoxygengas
OO.g.io ON µ
O nitrogen water
gas
Diatomic
Nz H CH 4
Elements are
pure
substances made H 00h methane
H Polyatomic
Tofte same kind
of
atoms
carbon
monoxide
00 0
Inane pure substances CO
kinds
madeup different
of of Diatomic
atoms
ATOMICITI
Based Number atoms
on
of
I Mono atomic
2 Diatomic
3 Triatomic
More than 3 polyatomic
What does an atom look like
Rutherford's electron

model protons

Iii It

electrons

planets sun

orbits
First modelof Atom
Thomson's Model

protons positive charge


80 Ius t

T t Atom electrons negative


Plum charge
pudding 6 D
neutrons

80 00 thomson
Atom looks
0
00 like a plum
0 000 pudding
O
O
0000
Ido
Atom looks
like a
watermelon
987 Pigging

is ionone
tasting

1 Atomic Number No of protons

2 Atomic Tas Noofprotons t


no
of electrons

t
electrons
z No of no
of protons
in an atom
Weightofprotons
0.000000000000000000000000001672
Kgs
0.000000000000000000000001672 grams
electrons
weight of
0.00000000000000000000000000000091 Kgs
0.00000000000000000000000000091 grams
HW Fill in this Find one useof
table thieseelements

20protons and 20

Hydrogen
Helium
Lithium
Beryllium
Boron
Carbon
Nitrogen
oxygen
Flourine
Neon

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