Page 7 - Get Ready SPM 2022 Tg 5 - Matematik

Kimia Tingkatan 5 Ujian 1

(iii) Jika logam W digantikan dengan logam (b) Nyatakan nama bagi sebatian-sebatian
Y, ramalkan voltan sel, E 0 . Jelaskan berikut mengikut sistem penamaan IUPAC
sel
jawapan anda. dan terangkan sebabnya terdapat perbezaan
If metal W is replaced with metal Y, predict dalam penamaan sebatian-sebatian tersebut.
the cell voltage, E 0 . Explain your answer. State the names of the compounds below using the
Cell IUPAC naming system and explain why there is a
SK 1.3 TP 5 KBAT Menilai difference while naming the compounds.
SK 1.1 TP 1 TP 2
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• FeSO
4
• ZnSO
4
[2 markah / 2 marks] [3 markah / 3 marks]
(d) Anda dibekalkan dengan senarai bahan dan (c) Bincangkan proses pengoksidaan dan
Ujian
radas di bawah. Bina satu sel kimia dengan penurunan antara air bromin dengan
senarai bahan dan radas tersebut. Anda perlu kalium iodida dari segi perubahan nombor
1
melabelkan terminal positif bagi sel kimia pengoksidaan. Dalam jawapan anda,
tersebut serta arah pengaliran elektron. sertakan persamaan ion.
You are provided with a list of materials and Discuss the process of oxidation and reduction
apparatus below. Build a chemical cell with the lists between bromine water and potassium iodide in
of material and apparatus given. You have to label the aspect of change of oxidation number. In your
the positive terminal of the chemical cell as well as answer, include the ionic equation.
the direction of electron flow. Mengaplikasi
SK 1.1 TP 3 KBAT
SK 1.3 TP 6 KBAT Mencipta
[6 markah / 6 marks]
• Bikar / Beaker (d) Rajah 2 menunjukkan susunan radas bagi
• Pasu berliang / Porous pot pemindahan elektron pada suatu jarak.
• 2 elektrod karbon / 2 carbon electrodes Diagram 2 shows the apparatus set-up for transfer
• Dawai penyambung / Connecting wires of electron at a distance.
• Voltmeter / Voltmeter
• Logam X / Metal X G
• Logam Z / Metal Z
• Larutan X sulfat / X sulphate solution Elektrod karbon
• Larutan Z nitrat / Z nitrate solution Carbon electrodes
Larutan kalium
manganat(VII) Larutan kalium
berasid bromida
Acidified potassium Potassium bromide
manganate(VII) solution
solution
Asid sulfurik cair
Dilute sulphuric acid
Rajah 2 / Diagram 2
[3 markah /3 marks]
Terangkan proses pengoksidaan dan
penurunan bagi pemindahan elektron pada
Bahagian B suatu jarak. Penerangan anda hendaklah
turut menyatakan agen pengoksidaan dan
3. (a) Jalur magnesium dimasukkan ke dalam agen penurunan serta arah pengaliran
larutan zink sulfat dalam satu eksperimen. elektron.
Tulis persamaan kimia bagi tindak balas Explain the process of oxidation and reduction for
yang berlaku serta nyatakan bahan yang transfer of electron at a distance. Your explanation
mengalami pengoksidaan dan penurunan should include the oxidising agent and reducing
dalam tindak balas tersebut. agent as well as the direction of electron flow.
A magnesium strip is immersed in zinc sulphate SK 1.1 TP 3 KBAT Mengaplikasi
solution in an experiment. Write the chemical equation
for the reaction that occurs and state the substances [7 markah /7 marks]
that undergo oxidation and reduction in the reaction.
SK 1.1 TP 2
[4 markah /4 marks]

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