This document contains a 20 question basic chemistry test covering topics like chemical properties of acids and bases, relative atomic mass, groups on the periodic table, methods for preparing soluble salts, identifying ions in solution, isomers, structural formulas of organic compounds, and functions of different types of food and medical additives. The test examines essential chemistry concepts from the SPM syllabus through multiple choice and short answer questions.

1. 1
Basic Test 3 chemistry (cover form SPM syllabus)
Name ………………………………………………………………class………..teacher…………
1) State 4 chemical properties of acid
i) ………………………………………………………………………………………………………………………
ii) ………………………………………………………………………………………………………………………
iii) ………………………………………………………………………………………………………………………
iv) ………………………………………………………………………………………………………………………
2) What is meant by relative atomic mass of magnesium is 24.
i) In terms of hydrogen standard?
……………………………………………………………………………………………………………….
ii) In terms of carbon-12 standard?
………………………………………………………………………………………………………………..
3) Name 4 elements each from
i) Group 18 element ………………………………………………………………………

2. 2
ii) Group 1 element………………………………………………………………………
iii) Group 17 element………………………………………………………………………
4) State 3 chemical properties of group 1 element
i) ………………………………………………………………………………………………………………………
ii) ………………………………………………………………………………………………………………………
iii) ………………………………………………………………………………………………………………………
5) All group 1 element exist as monatomic molecule , explain
………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………
6) State 2 general methods of preparing soluble salts
i) ………………………………………………ii) ……………………………………………………………………………
7) Why does copper(II) sulphate cannot be prepared through titration method?

3. 3
………………………………………………………………………………………………………………………
8) Briefly describe procedure how to obtain salt crystals from salt solution
………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………
9) What is the name of method to prepare insoluble salt?
………………………………………………………………………………………………………………………
10) State 2 reactants to prepare silver chloride salt
………………………………………………………………………………………………………………………
11) Write ionic equation for
i) Formation of lead (II) iodide salt …………………………………………………………
ii) Neutralization to form salt and water …………………………………………………………
iii) Displacement reaction between zinc and copper(II) sulphate
……………………………………………………………………………………………..
iv) Reaction of acid with magnesium

4. 4
………………………………………………………………………………………………………………..
12) Fill in the table below
Anions in
solution
Regents to test the presence of anion observations
Chloride ion
Acid ………………………..+ …………………………….. …………………..
Sulphate ion
Acid …………………………+ …………………….….. OR
Acid ………………………..+………………..
……………………….
Acid ………………………….+ ……………………………………….
+ …………………………………………………..
Brown ring
Carbonate
ion
Any dilute acid , example …………..
………………………..
13) How do you confirm the presence of lead(II) ion?
………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………
14) State 2 physical properties of
i) Propane………………………………………………………………………………….
ii) Propanol ………………………………………………………………………

5. 5
iii) Ethyl ethanoate ……………………………………………………………………….
15) What are the effects t of cross-link sulphur on the properties of rubber? ( state 3 effects)
………………………………………………………………………………………………………………………
………………………………………………………………………………………………………………………
16) Fill in the blanks below
Functions To prevent or
slow down
growth of
microorganism
Prevent
oxidation by
air
Improve
taste of
food
Helps to
prevent
emulsions
Used to
thicken
food
restore
colour in
food
Type of food
additives
17) Fill in the blanks below
Functions Relief pain
without
causing
numbness
Treat
infections
caused by
bacteria
Psychotherapeutic medicine
Reduce fatigue Reduce
tension and
anxiety
Treat
psychiatric
illness
Type of
modern
medicine
18) What are isomers? ……………………………………………………………………………………….
19) C4 H8 has 2 isomers. Draw all the isomers and name them

6. 6
………………………………………………………………………………………………………………………………….
20) Draw structural formula of
i) Propane………………………………………………………………………………
ii) Butan-2-ol ……………………………………………………………………………..
iii) Butanoic acid ………………………………………………………………………………..
iv) Ethyl propanoate ………………………………………………………………………………..
End—work hard

7. 6
………………………………………………………………………………………………………………………………….
20) Draw structural formula of
i) Propane………………………………………………………………………………
ii) Butan-2-ol ……………………………………………………………………………..
iii) Butanoic acid ………………………………………………………………………………..
iv) Ethyl propanoate ………………………………………………………………………………..
End—work hard