07_jpnt_scn_f4_modul3

Modul 3 Bimbingan EMaS Chapter 4: Matter and Substance

Catatan : [ T ] Aras Ti[ S ] Aras S[ R ] Aras R

MODUL KECEMERLANGAN AKADEMIKTERENGGANU TERBILANG 2007

PROGRAM PRAPEPERIKSAAN SPMnggi Science Form 4ederhanaendah

1

SCIENCEFORM 4

MODULE 3


Catatan : [ T ] Aras Tinggi[ S ] Aras Sederh[ R ] Aras Rendah

OBJECTIVE QUESTIONSInstructions : Each questions is followed by four choices of answers. Choose the best

answer for each questions

1 Which of the following repres ts the particles of gas ? [ R ]

A B

C

2 The diagram shows the ch

In which processes is heat

A R, SB P, QC Q, RD P, S

3 The diagram shows the ch

Which of the following A, B

Gas

Aana

anges in three

FIGURE 1

released to su

anges in the st

, C or D repres

Solid

LC

DenScience Form 42

D

states of matter. [ S ]

rroundings ?

ates of matter.

ents sublimation ? [ S ]

iquid

B


Catatan : [ T ][ S[ R ]

4 The diagram shows the structure of atoms X and Y.

Keys

Electron

Proton

Neutron

What is the similarity between atoms X and Y ? [ S ]

A The number of neutronsB The nucleon numberC The proton numberD The electron number

5 The table shows the charge of subatomic particles P, Q and R

Particle Charge

X PositiveY NegativeZ Neutral

Which of the following is correct ? [ R ]

X Y ZA Neutron Electron ProtonB Electron Proton NeutronC Proton Electron NeutronD Proton Neutron Neutron

6 The diagram

The atomic

A John DaltoB Sir JamesC Sir J.J ThoD Ernest Ru

X YAras Tinggi] Aras Sederhana

Aras Rendah

3

shows an atomic structure.

+ - + -- + - +

+ - + - ++

structure was proposed by [ R ]

nChadwickmson

therfordScience Form 4


7 Which of the following subatomic particles are the constituents in a nucleus of an atom ?[ R ]

I Electron II Proton III Neutron

A I onlyB I and III onlyC II and III onlyD I, II and III

8 Particle P contains 10 protons, 10 neutrons and 11 electrons. The nucleon number for Pis [ S ]

A 1011

9 Th

10 Ba

11BCatatan : [ T ] Aras Tinggi[ S ] Aras Sederhana[ R ] Aras Rendah

C 20D 2

e proton number for element P is

A its nucleon number is 24B the number of neutrons is 24C atom P has 8 protonsD the total number of protons an

sed on the following table, which

Element NucleonnumberP 12Q 13R 14S 16

A P and QB Q and RC R and SD P and R

The diagram shows the structure

The number of protons and theScience Form 44

8. This shows that [ S ]

d neutrons is 24

elements are isotopes ? [ S ]

Number ofprotons

Number ofneutrons

6 66 77 78 8

of atom X

number of nucleons is [ S ]

Electron

Proton

Neutron

Keys


Catat

Number ofprotons

Number ofnucleons

A 3 3B 3 4C 4 10D 3 7

12 The diagram below shows an incomplete periodic table.

What t

A MeB NoC SeD No

13 The di

Which

I A pII XIII Y h

A IB IC ID Ian : [ T ] Aras Tinggi Science Form 4[ S ] Aras Sederhana[ R ] Aras Rendah

5

ype of element is in the shaded area ? [ R ]

taln-metalmi- metalble gas

agram shows the position of elements X and Y in the Periodic Table.

1 181 2 13 14 15 16 172 Y3 3 4 5 6 7 8 9 10 11 124 X

of the following is true ? [ T ]

roton number of Y is 9is a metalas 9 electrons

and II onlyand III only

I and III only, II and III

PER

IOD

S

GROUPS


Catatan : [ T ] Aras Tinggi Science Form 4[ S ] Aras Sederhana[ R ] Aras Rendah

6

14 The diagram shows the positions of elements P and Q in the Periodic Table.

P

Q

The true statements about P and Q are [ T ]

I both are metalsII the proton number of Q is smaller than PIII the chemical properties of both elements are the same

A I and II onlyB I and III onlyC II and III onlyD I, II and I

15 The table shows some physical properties of elements X, Y and Z.

ElementMelting

point (0C)Electrical conductivity in

Solid state Molten stateX 115 Poor PoorY 800 Poor GoodZ 2 100 Good Good

What are elements X, Y and Z ? [ T ]

X Y ZA Molecule Atom IonB Molecule Ion AtomC Atom Molecule IonD Ion Atom Molecule

16 The following information is about the characteristics of a substance.

The substance is [ S ]

A diamondB graphiteC sulphurD copper

Conducts electricity Cannot be beaten Has a dull surface



7

17 Copper can be used to make cables and electric wires because [ S ]

I it is ductileII it is good conductor of electricityIII it is resistant to corrosion

A I and II onlyB I and III onlyC II and III onlyD I, II and III

18 The diagram shows the change in the arrangement of atoms before and after a forceis applied on a metal.

pull

before after

This change shows that metals.. [ S ]

A can be meltB can be beatenC can be polishedD can be pulled into wires

19 Pure water can be produced from polluted water by [ S ]

A evaporationB boilingC distillationD crystallization

20 The freezing point of distilled water is [ R ]

A -3 0 CB 0 0 CC 2 0 CD 100 0 C

21 Which of the following processes involves crystallisation ? [ T ]

A To extract a metal from its oxideB To separate petroleum fractionsC To obtain common salt from sea waterD To purify hydrogen gas

pull



8

STRUCTURED QUESTIONS

SECTION A

1 Diagram 1 shows an arrangement of the apparatus to study the electrical conductivityof substances P, Q and R in solid and liquid state .

DIAGRAM 1

The observation is obtained in Table 1

SubstanceBulb condition

Solid MoltenP Lighted LightedQ Extinguished ExtinguishedR Extinguished Lighted

TABLE 1

(a) Write down one inference from the above observation. [ T ]

[1 mark ](b) State the variables in this experiment. [ S ]

.(i) Manipulated variable : ..

(ii) Responding variable : .

(iii) Constant variable : .[ 3 marks]

(d) What is the operational definition of substance R ? [ T ]............................................................................................................................

[1 mark](e) What is the conclusion of this experiment ? [ S ]

[1 mark]

substanceCarbonelectrode

6V

bulb


Catatan : [ T ] Aras Tinggi[ S ] Aras Sederhana[ R ] Aras Rendah

9

2 Diagram 2 shows the apparatus of an experiment conducted to determine the meltingpoint of substance X.

DIAGRAM 2

Table 2 shows the result of the experiment.

Time(minutes) 0 4 8 12 16 2Temperature (0 C) 30 70 120 120 120 2

TABLE 2

(a) State the hypothesis that can be made from Table 2. [ R ]

(b) Based on Table 2, draw a graph to show the relationship betwetemperature. [ S ]

Temperature (0 C)

0 4 8 12 16 20

40

80

120

160

200

0

thermometer

crucible

substance

Retort standScience Form 4

000

[1 mark]

en the time and

Time (minutes)



1

[2 marks](c) Based on the graph in (b), what is the melting point of substance X ? [ S ]

[1 mark]

(d) Predict the physical state of substance X between 8 minutes and 14 minutes. [ S ]

[1 mark]

3 Diagram 3.1 and Diagram 3.2 show an experiment to study the effect of impurities onboiling point of distilled water.

(a) (i) Based on Diagra what is your observation on boiling point of distilledwater with comm ? [ R ] ..

[1 mar

(ii) What is the read he thermometer in Diagram 3.2

0 C [ R ][1 mark]

(b) State the variables in this experime t. [ R ]

(i) Manipulated variable :

(ii) Responding variable :

(c) State one hypothesis for this expe

(c) Distilled water is a pure liquid. Statwater. [ T ]

100

thermometer

wire gouze

tripod stand

bunsenburner

thermometerdistilledwater

Common salt

distilledwater

DIAGRAM 3.1 DIAGRAM 3.2nm 3.2,on salt

ing of tScience Form0

[1 mar

[1 mar

riment. [ S ]

[1 mar

e the operational definition for distilled

k]4

k]

k]

..k]



[1 mark]

4 Diagram 4 shows an experiment to study the electrical conductivity for two type ofmaterial.

Table 3 shows the result of the experiment.

Material Bulb Condition

Copper rod Lights upPlastic rod Does not light up

TABLE 3

(a) Based on the result in Table 3, state one inference for this experiment. [ T ]

.............................[1 mark]

(b) State the variables in this experiment. [ R ]

(i) Controlled variable : [1 mark]

(ii) Manipulated variable : .[1 mark]

(c) Based on this experiment, which material is good electrical conductor ? [ R ]..

[1 mark](d) Copper rod is a metal. What is the operational definition for metal in this experiment[ S ]

...[1 mark]

(e ) Mark ( ) the objects which a

6V

bulb

Copper rod

6V

bulb

Plastic rod

DIAGRAM 4

Balloonre the sa11

me physical properties of ir

Medal

SILVERScience Form 4

on rod. [ R ]

[1 mark]

Can

MILO



12

SECTION B

5 Diagram 5 shows the structure of Helium atom

DIAGRAM 5

(a) Name the subatomic particle in the boxes provided [ R ][2 marks]

(b) State the proton number and nucleon number of Helium [ R ]

(i) Proton number : .

(ii) Nucleon number : [2 marks]

(c) Hydrogen isotopes (Hydrogen - 3) is a hydrogen atom with 1 proton, 1 electronand 2 neutrons.

(i) Draw the structure of Hydrogen -3 in the box provided below. [ S ]

[1 mark](ii) What are isotopes ? [ R ]

.............[1 mark]

(iii) Which of the following atoms are isotopes of the same element ? [ S ]

Atom Proton number Nucleon numberP 6 12Q 5 12R 6 14S 8 16

..

X :........................................

Y :........................................

NeutronScience Form 4

[1 mark]



13

6 Diagram 6 shows the location of element A, B, C, D and E in the Periodic Table.

1 182 13 14 15 16 17

A C D E3 4 5 6 7 8 9 10 11 12

B

DIAGRAM 6

(a) How are the elements arranged in the Periodic Table ? [ S ]

[1 mark]

(b) What is the proton number of element C ? [ S ]

.[1 mark]

(c) The proton number of element X is 4. Label the location of element X in thePeriodic Table above. [ S ]

[1 mark]

(d) (i) The elements E and F are located in the shaded area. What type of elementare they? [ R ]

.[1 mark]

(ii) State one example and one use of the elements in (d) (i) [ S ]

Example :

Use : [2 marks]

(e) Which pairs of the elements in above Periodic Table are the same group ? [ R ]

[1 mark ]

1

3

2

4

5

7

6


7 Diagram 7.1 and 7.2 show the apparatus set up in an experiment to separate salt fromits solution.

(a) Name the process shown in Diagram 7.1 [ R ]

.[1 mark ]

(b) (i) Name the apparatus labelled X [ R ]

[1 mark ]

(ii) What is the function of the apparatus in b (i) ? [ S ]

.[1 mark ]

(c) In Diagram 7.1, label with arrow the flow of water in and out of apparatus X. [ R ][1 mark ]

(d) In D m 7.2, the distillate is heated. What is the boiling point of distillate ? [ S ]

0 C.

(e) State two processes th t involved changes in states of matter in the experiment.[ S ]

..[2 marks ]

thermometere

distillation flask

Bunsenbunner

X

distillate

Seawater

thermometere

test tube

distillate

heat

glass tube

DIAGRAM 7.1 DIAGRAM 7.2Catatan : [ T ] Aras Tinggi[ S ] Aras Sederhan[ R ] Aras RendahaiagraSciencea

14 Form 4


Catatan :

8 Diagram 8 shows the changes in the states of matter through processes P, Q, R and S.

(a) State

P :

Q :

R :

S :

(b) State

(i) r

(ii) a

(c) Draw[ R ]

Solid

P

Q

S

sublimation[ T ] Aras Tinggi[ S ] Aras Sederhana[ R ] Aras Rendah

15

the processes labelled P, Q, R, S, T and U. [ S ]

two processes that

elease heat ?

bsorb heat ?.....................................................................

the arrangement of particles of solid, liquid and gas in the

GasLiquidR

condensation

DIAGRAM 8

Solid LiquidScience Form 4

..

..

..

...

[4 marks ]

..

................ [ T ][2 marks ]

boxes provided.

[3 marks ]

Gas



16

9 Table 4 shows the proton number , number of nucleon and number of electron ofatoms M, N, O, P and Q.

Atom Protonnumber

Number ofneutron

Number ofelectron

M 6 8N 6 6O 8 8P 17 18Q 8 9

(a) Complete Table 4. [ R ] [2 marks ]

(b) State the nucleon number of atoms [ S ]

(i) N :

(ii) O : .[2 marks ]

(c) What is meant by proton number ? [ R ]

..[1 mark ]

The diagram below shows the proton number and the nucleon number of element Y.

(d) What is the proton number and the neutron number of atom Y ? [ S ]

Proton number : ..

The number of neutron : .[2 marks ]

TABLE 4

35

Y17



17

SECTION C : ESSAY QUESTIONS

10 Study the following statement.

You are given lead powder, sulphur powder, fireclay triangle, tripod stand andbunsen burner and spatula.

(a) Suggest a hypothesis to investigate the above statement. [ T ][1 mark ]

(b) Describe an experiment to test your hypothesis in 10 (a) based on the followingcriteria.

(i) Aim of the experiment [ R ] [1 mark ]

(ii) Identification of variables [ S ] [2 marks ]

(iii) List of apparatus and materials [ R ] [1 mark ]

(iv) Procedure or method [ S ] [4 marks ]

(v) Tabulation of data [ R ] [1 mark ]

There are differences between the melting point ofan atomic substance and a molecular substance



18

11 (a) State three differences of physical properties between metals and non-metals . Give one suitable example of metal and non- metal. [ R ]

[ 4 marks ]

(b) Diagram 11 shows three things that are used in daily life.

Study the things above. You are required to develop a concept based on theinformation in Diagram 11.

Your answer should be based on the following aspects :

Identify the information [ R ] [1 mark] Identify two common characteristics [ T ] [2 marks] Develop an initial concept [ S ] [1 mark ] Give another example and a non-example in relation

to the concept [ R ] [ 1 mark ] State the actual concept [ S ]

[1 mark ]

12 (a) Iron is an atomic substance whereas sugar is a molecular substance. Statefour differences between iron and sugar, based on the substances atomicand molecular properties. [ R ] [ 4 marks ]

(c) A student finds that the sugar she kept in the jar has dissolved to form asolution.Explain how to obtain the sugar crystals from the sugar solution.Your explanation should include the following :

Problem statement [ R ] [1 mark ] Name of the method used [ S ] [1 mark ] Steps of the method used [ S ] [4 marks]

ThingsCookingutensils

Electricalwires

Buildingbridges

DIAGRAM 11



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