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I. OBJECTIVE TEST
Choose the correct answer in the following questions by give cross symbol (X) on the alphabet a, b, c, d or e in the answer sheet!
1. Look at the following table!
| Number | Mass of sugar | Volume of water | Temperature of water | Stirring of solution | Time of dissolving |
| 1. | 10 grams | 100 mL | 30oC | fastly | 40 seconds |
| 2. | 10 grams | 100 mL | 50oC | fastly | 28 seconds |
| 3. | 10 grams | 100 mL | 70oC | fastly | 18 seconds |
Based on the data in the table, the response variable of experiment is….
a. mass of sugar d. stirring of solution
b. volume of water e. time of dissolving
c. temperature of water
2. If the elements are arranged based on the increasing of relative atom mass, the elements which have difference 1 octave will show the same characteristic. This fact was discovered by….
a. J.W. Dobereiner d. Henry Moseley
b. A.R. Newlands e. John Dalton
c. D.I. Mendeleev
3. Elements in the modern periodic system are arranged based on….
a. The increasing of atom mass and the similarity of characteristics
b. The increasing of amount of protons and the similarity of characteristics
c. The increasing of amount of protons and neutrons
d. The increasing of boiling point and melting point
e. Chemical and physical characteristics
4. Elements which are in the same group are….
a. 2P, 4Q, and 10T d. 9S and 17U
b. 2P, 4Q, and 20W e. 17U and 19 V
c. 4Q, 10T, and 20W
5. The element which is in the same period like as 19V is….
a. 6R d. 20U
b. 9S e. 54W
c. 10T
6. Look at the table below!
| Number | Element | Atom number | Mass number |
| 1. | A | 3 | 7 |
| 2. | B | 5 | 4 |
| 3. | C | 10 | 20 |
| 4. | D | 20 | 40 |
The wrong data is ….
a. 1 and 2 d. 3
b. 3 and 4 e. 4
c. 2
7. The atomic number of calcium is 20. The amount of protons and electrons in the Ca2+ ion are….
a. 20 and 20 d. 20 and 22
b. 20 and 18 e. 22 and 20
c. 18 and 20
8. The amount of electron valence of 12Mg, 13Al, and 35Br are….
a. 8, 5, and 7 d. 2, 3, and 7
b. 5, 3, and 7 e. 2, 7, and 5
c. 2, 5, and 8
9. The electron configuration of X2+ ion is 2 8 8. The atomic number and electron valence of X are….
a. 16 and 6 d. 18 and 2
b. 16 and 2 e. 18 and 8
c. 18 and 6
10. Look at the following table!
| Number | Element | Atom Number |
| 1. | C | 6 |
| 2. | F | 9 |
| 3. | Na | 11 |
| 4. | S | 16 |
| 5. | Cl | 17 |
| 6. | Ar | 18 |
| 7. | K | 19 |
Species which have electron is….
a. K+, Ar, and Na+ d. K+, Cl-, and S2-
b. S2-, Cl-, and F- e. F-, Na+, and Ar
c. Ar, Cl-, and Na+
11. Look at the table below!
| Number | Element | Atom Number | Mass number |
| 1. | P | 11 | 23 |
| 2. | Q | 12 | 23 |
| 3. | R | 12 | 24 |
| 4. | S | 11 | 24 |
| 5. | T | 10 | 23 |
The element pair which isotope is….
a. P and Q d. Q and R
b. R and S e. S and T
c. P and T
12. Look at the following table!
| Number | Element | Mass number | The amount of neutron |
| 1. | W | 24 | 12 |
| 2. | X | 27 | 14 |
| 3. | Y | 32 | 16 |
| 4. | Z | 19 | 10 |
The element pair which in a group metal is….
a. W and X d. X and Z
b. Y and Z e. W and Y
c. W and Y
13. The electro negativity of elements which in the same period are :
| Number | Element | Electron negativity |
| 1. | P | 4,0 |
| 2. | Q | 3,5 |
| 3. | R | 3,0 |
| 4. | S | 2,5 |
The sequence of elements which included in the same period from left to right is….
a. P, Q, R, S d. S, R, Q, P
b. Q, R, S, P e. R, Q, P, S
c. R, S, P, Q
14. The graph which describes atomic radius of elements in the same group is….
(X = atom number, Y = atom radius)
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18. Look at the following table!
| Number | Element | Electron Configuration |
| 1. | V | 2 8 1 |
| 2. | W | 2 8 2 |
| 3. | X | 2 8 18 8 1 |
| 4. | Y | 2 8 8 2 |
| 5. | Z | 2 8 8 3 |
The element which easiest releases electron is….
a. V d. Y
b. W e. Z
c. X
19. Look at the table below!
| Number | Figure | Explanation |
| 1. |  | Dalton’s atom model |
| 2. |  - - - - | J.J. Thomson’s atom model |
| 3. |     | Rutherford’s atom model |
| 4. |   | Niels Bohr’s atom model |
The wrong data is number….
a. 1 and 2 d. 1 and 4
b. 2 and 3 e. 2 and 4
c. 3 and 4
20. Look at the figure of Rutherford’s experiment below!
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The correct conclusion of Rutherford’s experiment is….
a. The atom has nucleon and charge of nucleon is zero
b. There are electrons and neutrons in the nucleon
c. The atom has protons which move around the nucleon
d. The mass of atom just depends on the mass of electron
e. The atom has nucleon and the charge of atom is zero
21. Look at the table below!
| Number | Element | Mass number | The amount of neutron |
| 1. | P | 19 | 10 |
| 2. | Q | 39 | 20 |
| 3. | R | 40 | 20 |
| 4. | S | 40 | 22 |
| 5. | T | 28 | 14 |
The element which is difficult to form an ionic bonding is….
a. P d. S
b. Q e. T
c. R
22. Electron configuration of X is 2 8 7, it can ….
a. releases 7 electrons
b. gains 1 electron
c. releases 7 electrons or absorbs 1 electron
d. releases 1 electron or absorbs 7 electrons
e. gains 1 electron pair
23. The electron configuration of specieses below is the same as the electron configuration of neon (Z of neon = 10), except….
a. Na+(Z of Na = 11) d. O2- (Z of O = 8)
b. Mg2+ (Z of Mg = 12) e. S2- (Z of S = 16)
c. F- (Z of F = 9)
24. Look at the table below!
| Number | Element | Ionization energy |
| 1. | Na | 500 |
| 2. | Li | 520 |
| 3. | B | 800 |
| 4. | Be | 900 |
| 5. | F | 1681 |
The ionest bonding can be formed between element pair of….
a. B and Be d. Na and Be
b. Li and F e. Na and Li
c. Na and F
25. Pay attention to the following statements!
1. Melting point of ionic compound is high
2. Solution of ionic compound cans transfer electricity
3. Trickle of ionic compound can transfer electricity
4. Salt, sugar, and water are ionic compound
The true statement/statements is/are ….
a. 1, 2, 3 d. 4
b. 1, 3 e. 1, 2, 3, 4
c. 2, 4
26. Lewiss formula of molecule which is formed by X and Y is:
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The possibility of element X and Y are….
| | Element X | Element Y |
| a. | Hydrogen | Carbon |
| b. | Natrium | Oxygen |
| c. | Hydrogen | Oxygen |
| d. | Sulphur | Hydrogen |
| e. | Oxygen | Chlorine |
27. Pay attention to the following compounds!
1. CHCl3
2. KClO
3. NaCl
4. NaOH
The compound/compounds which has/have ionic bonding and covalent bonding inside the compound is/are….
a. 1, 2, 3 d. 4
b. 1, 3 e. 1, 2, 3, 4
c. 2, 4
28. Look at the table below!
| Number | Element | Electron negativity |
| 1. | A | 4 |
| 2. | B | 3 |
| 3. | C | 2,8 |
| 4. | D | 2,5 |
The polarest compound is….
a. BA d. DC
b. CA e. DA
c. CB
29. The elements included in polar covalent compound are….
a. CH4 and H2S d. H2O and CH4
b. CCl4 and SO2 e. HCl and NH3
c. CHCl3 and NH3
30. The amount of coordinate covalent bonding in the Lewiss formula of H2SO4 is/are….
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a. 1 d. 4
b. 2 e. 5
c. 3
31. The shiny metal due to….
a. There are many electrons which can move freely
b. There are many electrons which can not move freely
c. There are many electrons which release energy
d. There are many electrons which absorb energy
e. The metal bonding inside the metal can be formed again easily if it is broken
32. Pay attention to the following statements!
1. NaCl is ionic compound and the trickle of NaCl can transfer electricity
2. CHCl3 is covalent compound and the trickle of CHCl3 can transfer electricity
3. KBr is ionic compound and the solution of KBr can transfer electricity
4. H2O is ionic compound and H2O can transfer electricity
The true statement/statements is/are….
a. 1, 2, 3 d. 4
b. 1, 3 e. 1, 2, 3, 4
c. 2, 4
33. The molecule formula of silicon tetrachloride and dinitrogen pentaoxide are….
a. SiCl4 and N2O5 d. SCl4 and N2O5
b. Si4Cl and N5O2 e. S4Cl and N5O2
c. 4SiCl and 2N5O
34. Look at the table below!
 AnionKation | PO43- | SO42- |
| Al3+ | 1 | 2 |
The chemical formula of 1 and 2 are….
a. AlPO4 and Al2(SO4)3 d. Al3(PO4)2 and AlSO4
b. Al(PO4)3 and Al3(SO4)2 e. Al2(PO4)3 and Al3SO4
c. Al3PO4 and AlSO4
35. The chemical reaction between ammonium sulphate and natrium hydroxide produces natrium sulpahte, ammonia, and water. The balance reaction equation is….
a. NH4SO4 + NaOH → NaSO4 + NH3 + H2O
b. 2NH4SO4 + 2NaOH → NaSO4 + 2NH3 + H2O
c. NH4(SO4)2 + 4NaOH → 2Na2SO4 + NH3 + 3H2O
d. (NH3)SO4 + 2NaOH → NaSO4 + 2NH3 + H2O
e. (NH4)2SO4 + 2NaOH → Na2SO4 + 2NH3 + 2H2O
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a. equal 50 grams
b. less than 50 grams
c. more than 50 grams
d. more than 50 grams or less than 50 grams
e. can not be predicted
37. 14 grams of iron and 14 grams of oxygen is reacted and produces iron(II) oxide. The mass of iron(II) oxide is….
(Ar of iron = 56; Ar of oxygen = 16)
a. 28 grams d. 10 grams
b. 20 grams e. 6 grams
c. 18 grams
38. Look at the following table!
| Number | Mass of copper (gram) | Mass of sulphur (gram) | Mass of copper(I) oxide (gram) |
| 1. | 10 | 2 | 10 |
| 2. | 20 | 3 | 15 |
| 3. | 16 | 4 | 20 |
| 4. | 16 | 5 | 20 |
Based on the data in the table, the comparison between mass of copper and mass of sulphur in the copper(I) oxide is….
a. 1 : 1 d. 1 : 4
b. 1 : 2 e. 4 : 1
c. 2 : 1
39. Nitrogen and hydrogen can form NO and N2O3. If the mass of nitrogen in NO and N2O3 is same, comparison of oxygen mass in NO: N2O3 is….
a. 1 : 3 d. 3 : 2
b. 3 : 1 e. 2 : 3
c. 1 : 2
40. Based on Gay Lussac Law, the reaction coefficient is comparable to….
a. the comparison of gas volume in the reaction
b. the comparison of gas mass in the reaction
c. the comparison of the amount of gas ion in the reaction
d. the comparison of the amount of gas atom in the reaction
e. the comparison of gas molarity in the reaction
II. ESSAY TEST
Do the following question!
1. Look at the following table!
| Number | Mass of sugar | Volume of water | Temperature of water | Stirring of solution | Time of dissolving |
| 1. | 5 gram | 100 mL | 30oC | slowly | 20 seconds |
| 2. | 10 gram | 100 mL | 30oC | slowly | 30 seconds |
| 3. | 15 gram | 100 mL | 30oC | slowly | 40 seconds |
Based on the data in the table, determine the control variable/variables, manipulation variable/variables, and response variable/variables of the experiment!
2. Atom X has 10 neutrons and mass number = 19.
a. Determine the electron configuration of:
1). X
2). X-
b. Complete the symbol of X below:
Z = ….., A = ….. c. Determine:
1). the group of X
2). the period of X
3. Atom X has 20 protons and 20 of neutrons. Atom Y has mass number = 19 and 10 of neutrons. X and Y form chemical bonding.
a. Determine the kind of chemical bonding which is made by X and Y
b. Explain the process of chemical bonding formation which is made by X and Y
c. Determine the chemical formula of compound which is made by X and Y
4. a. Write the IUPAC nomenclatuer of the following compounds!
1). HClO3
2). (NH4)2SO4
3). C2H5OH
b. Write the chemical formulae of the following compounds!
1). Stanni oxide
2). Argentum nitrate
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