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1 Which of the following process occurs when iodine is heated?

Proses yang manakah berlaku apabila iodin dipanaskan?A Melting

Peleburan

B Sublimation

PemejalwapanC Condensation

KondensasiD Boiling

Pendidihan

2 Diagram 1 shows the set-up of the apparatus to study Process !

Rajah 1 menunjukkan susunan radas bagi mengkaji Proses 1

What is Process 1 ?Apa"ah Proses 1 ?

# CondensationKondensasi

B $%aporation

PenyejatanC Diffusion

Resapan

D Sublimation

Pemejalwapan

1

#ir

&id

Bromine gas

'brown(

Process 1

Bromine gas

'brown(

Diagram 1

Rajah 1

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3 Which of the following processes will decrease the "inetic energy of the particles of a

substance?

Proses yang manakah akan mengurangkan tenaga kinetik zarah-zarah bagi suatu bahan?# Melting

Peleburan

B )ree*ingPembekuan

C Boiling

PendidihanD $%aporation

Penyejatan

4 Which of the following substances consists of atoms?Manakah antara bahan berikut mengandungi atom?

#

B

C

D

Copper

Kuprum

+itrogen gasGas nitrogen

&ead'( iodidePlumbum!!" iodida

+aphthalene

#a$talena

5 Diagram 1 shows the heating cur%e for substance P!

Rajah 1 menunjukkan lengkung pemanasan bagi bahan P%

Masa&s

,

emperatureoC

'uhu&o(

Z

Y

X

ime.s

Diagram 1

Rajah 1

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Which of the following gi%es the correct states of matter for substance P at /0 and 2 ?

Pernyataan manakah benar bagi menunjukkan keadaan rupa bentuk jirim bagi bahan P

pada )* + dan , ?

/ 2

# SolidPepejal &i3uid(eair 4as

B Solid

Pepejal

Solid and li3uid

Pepejal dan eair

4as

C Solid

Pepejal

Solid and li3uid

Pepejal dan eair

&i3uid

(eair

D &i3uid

(eair

&i3uid and gas

(eair dan gas

Solid

Pepejal

6

Which of the following scientists proposed the atomic theory stated abo%e ?

Ahli sains yang manakah menadangkan teori atom di atas?

# 5!5! homsonB +iels Bohr

C $rnest 6utherford

D 5ames Chadwic"

77ow many protons0 neutrons and electrons does an atom of aluminium contain?.erapakah bilangan proton* neutron dan elektron bagi atom aluminium ?

+umber of protons.ilangan proton

+umber of neutrons.ilangan neutron

+umber of electrons.ilangan eletron

# 18 19 18

B 18 ,: 18

C 19 18 19

D ,: 19 18

8

,:#l18

$lectron mo%es around the nucleus in fi;ed orbital shells/lektron bergerak mengelilingi nukleus dalam petala yang tetap

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8 Which of the following statement pro%ides the best e%idence that matter e;ists as

tiny particles mo%ing at random ?

Pernyataan yang manakah memberikan bukti yang dapat menunjukkan jirim terdiridaripada zarah halus yang bergerak rawak?

A Metals can conduct electricity

0ogam boleh mengkonduksi arus elektrikB # thin layer is formed when oil is dropped onto water

'atu lapisan nipis terbentuk apabila minyak dititiskan di atas permukaaan airC he smell of perfume is detected in all parts of the room when the bottle is opened

.au harum minyak wangi tersebar ke seluruh ruang apabila penutup botol dibuka

D # small %olume of water produces a large %olume of steam

!sipadu keil air dapat menghasilkan isipadu stim yang lebih besar

10 able , shows the electron arrangement of atoms P 0 < 0 6 and

adual 2 menunjukkan susunan elektron atom-atom P* 3* R dan 4

State the electron %alence for 6 and ?

#yatakan eletron 5alens bagi R dan 4 ?

9 #n atom of element / has 18 protons and 19 neutrons in its nucleus! Which of the following isthe electron arrangement of atom / ?

Atom bagi unsur ) mempunyai 16 proton dan 17 neutron di dalam nukleusnya% +ang mana

antara berikut merupakan susunan eletron bagi atom )%

A

B

C

D

,!8,!9

,!=!9

,!=!8

9

able ,

adual 2

Atom

Atom

6

Electron arrangement

Susunan elektron

,!=!, ,!=!:

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# , and ,

B , and :

C , and =D = and :

1 Diagram 1!1 shows the graph temperature against time when li3uid naphthalene is cooledRajah 1%1 menunjukkan gra$ suhu melawan masa apabila eair na$talena disejukkan

emperature . >C

'uhu &o(

6aah 1!1

@ 'a State the free*ing point of naphthalene!#yatakan takat beku bagi na$talena

AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA!!!!!!!!!1mar"

'b( What is the physical state of naphthalene at

Apakah keadaan $izik bagi na$talena pada

'i( #B AAAAAAAAAAAAAAAAAAAAAAAAAAAA!!

'ii( CD AAAAAAAAAAAAAAAAAAAAAAAAAAAA,mar"s

'c( $;plain why there is no change in temperature from B to C!4erangkan mengapa tiada perubahan suhu dari . ke (

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

E

ime.s

Masa&s

T1

T0

B C

D

A

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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

,mar"s

'd(

'e(

Draw the arrangement of naphthalene particles at CD and #B

0ukiskan susunan zarah na$talena pada (8 dan A.

CD #B

, mar"s

+ame the process that occurs at

#amakan proses yang berlaku di 9

A9 ::::::::::::::::::::::::::::::::::::::::::

.9 ::::::::::::::::::::::::::::::::::::::::::

(9 :::::::::::::::::::::::::::::::::::::::::: 8 mar"s

F

SG&D

&

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2 able 1!1 shows the proton number and nucleon number of atom for the elements carbon0 o;ygen0magnesium and sulphur!

adual 1%1 menunjukkan nombor proton dan nombor nukleon bagi atom unsur karbon* oksigen*

magnesium dan sul$ur%

$lements

;nsur

Carbon

Karbon

G;ygen

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'c( 'i( Write the electron arrangement for sulphur atom and magnesium atom !

4uliskan susunan elektron bagi atom sul$ur dan atom magnesium%

Sulphur atom . atom sulfur AAAAAAAAAAA

Magnesium atom . atom magnesium AAAAAAAAAAA! , mar"

'ii(

ii(

Draw the electron arrangement for sulphur atom and magnesium atom!

0ukiskan susunan eletron bagi atom sul$ur dan atom magnesium%

, mar"s

State the %alence electron for o;ygen atom!#yatakan elektron 5alen bagi atom sul$ur%

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'd( Carbon-1, and Carbon-19 are the isotopes of carbon!Karbon-12 dan Karbon-17 adalah isotop karbon%

'i( What is meant by isotopes ?

Apakah yang dimaksudkan dengan isotop ?

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

1 mar"

'ii( State the use of carbon-19 in archeology field!#yatakan kegunaan karbon-17 dalam bidang arkeologi

=

Sulphur atom . atom sul$ur Magnesium atom . atom magnesium

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1 mar"

8! ' i (Determine the relati%e molecular mass of

4entukan jisim molekul relati5e bagi 9 ' 6elati%e atomic mass 7I1 0 +I190 SI8,0 GI1F0 CI1, (

' a ( '+79(,SG9

' b ( Jitamin K0 C8179FG,

, mar"s

' ii ( Calculate the number of particles in

Kira bilangan perti"el yang terdapat pada

' +#I F!>, / 1>,8(

' a ( >!:E mole of aluminium atoms0 #l

, mar"s

L

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' iii ( Calculate the number of moles in

Kira bilangan mol yang terdapat pada

' a ( ,!= g of nicotine0 C1>719+,

' i% ( Calculate the mass of the following substance

Kira isim bagi bahan beri"ut

' 6elati%e atomic mass #r I 9> iI9= +#I F!>,/1>

,8(

' a ( 1!, / 1>,9 #rgon 0 #r atoms

' b ( 8 / 1>,8itanium0 i atoms

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AAAAAAAAAA AAAAAAA! AAAAAA!!!!!!!!!!!

' MH7#M#D S#)< ' Ketua Panitia Kimia ( ' 4uru Kanan 1 (

B+ SH7M

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