Page 45 - Spotlight A+ Form 4 & 5 Chemistry KSSM

SPM MODEL PAPER

Paper 1
[40 marks]
Answer all questions.

1. What is the meaning of nanotechnology? 5. The following statement refers to the
A The study of chemical bonds between metal characteristics of an element in the Periodic Table
atom and non-metal atom. of Elements.
B The manipulation of materials on an atomic • Brown colour and soft solid.
or molecular scale.
C The study the importance of food additives • Reacts with water to produce alkaline
solution.
in food processing industry and the • Burn in oxygen to produce a white solid.
evolution of food processing technology.
D The development and the application of Which element has the above characteristics?
products or equipment, and a system to
conserve the environment. A D
2. Figure 1 shows two situations occur when B C
sunlight is shining on the glass X. 6. Which statement explains the effective collision?

SPM MODEL PAPER ©PAN ASIA PUBLICATIONS
A The collision which takes place after a
reaction.
Darker in
sunlight
B The collision which takes place before a
reaction.
C The collision that causes a reaction.
Glass X
energy.
What is the type of glass X?
A Fused glass Figure 1 D The collision produces less activation
B Soda-lime glass 7. Figure 2 shows a glass cookware that usually
C Borosilicate glass used in the kitchen.
D Photochromic glass
3. The following statement refers to an element in
the Periodic Table of Elements.
• Located in Period 3 of the Periodic Table of
Elements
• Reacts with water to produce acidic Figure 2
solution and bleaching agent
• Reacts with iron wool to produce a brown Which substance is added to the glass to make it
solid suitable for making the cookware?
A Lead(II) oxide, PbO
Which of the following shows the electron B Boron oxide, B O
3
2
arrangement of the element? C Natrium carbonate, Na CO
A 2.8.4 C 2.8.7 D Aluminium oxide, Al O 2 3
B 2.8.5 D 2.8.8 2 3
8. Atom W has 4 neutrons and a nucleon number of
4. Water molecule, H O combines with hydrogen 7. Which of the following is the correct symbol
2
ion, H to form hydroxonium ion, H O . What for atom W?
+
+
3
is the type of the chemical bond formed? A 7 4 W C 3 4 W
A Dative bond C Metallic bond B 4 W D 7 W
B Ionic bond D Hydrogen bond 7 3
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