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WorksheetsElektrolisis
Total questions: 10
Worksheet time: 5mins
Diagram above shows the electrolysis of lead(II) chloride.Which of the following statements are true about the process?
Rajah diatas menunjukkan elektrolisis plumbum(II) klorida.Antara pernyataan yang berikut, manakah benar tentang proses tersebut?
I Electrode P is the cathode.
Elektrod P ialah katod.
II Anions are attracted to electrode P.
Anion-anion tertarik ke elektrod P.
III Cations are discharge at electrode Q.
Kation-kation dinyahcas pada elektrod Q.
I and II only/I dan II sahaja
I and III only/I dan III sahaja
II and III only/II dan III sahaja
I, II and III/I,II dan III
What are the products will form at electrode P and Q respectively?
Apakah hasil tindak balas yang akan terbentuk masing-masing pada elektrod P dan Q?
P:Lead oxide/Plumbum oksida
Q:Chlorine gas/Gas klorin
P:Lead metal/Logam plumbum
Q:Hydrogen gas/Gas hidrogen
P:Hydrogen gas /Gas hidrogen
Q:Lead oxide/Plumbum oksida
P:Chlorine/Gas klorin
Q:Lead metal/Logam plumbum
Diagram above shows the electroplating of an iron spoon.Which of the following is suitable to be used as the electrolyte?
Rajah diatas menunjukkan penyaduran sudu besi.Antara yang berikut, manakah sesuai digunakan sebagai elektrolit?
Iron (II) sulphate
Ferum (II) sulfat
Copper (II) sulphate
Kuprum (II) sulfat
Chromium nitrate
Kromium nitrat
Sodium hydroxide
Natrium hidroksida
Which of the following is not true when the switch is turned on for an hour?
Antara yang berikut, manakah tidak benar apabila suis dihidupkan selama satu jam?
The anode becomes thinner.
Anod menjadi semakin nipis.
Impurities found at the base of the container.
Bendasing terenap di dasar bekas.
The concentration of electrolyte decreases.
Kepekatan elektrolit menurun.
A brownish layer is found on the iron spoon.
Lapisan perang terbentuk pada sudu besi.
Which of the following is not a primary cell?
Antara yang berikut, manakah bukan sel primer?
Dry cell
Sel kering
Alkaline battery
Bateri alkali
Nickel-cadmium battery
Bateri nikel-kadmium
Silver oxide-mercury battery
Bateri argentum oksida-merkuri
Diagram above shows a simple cell.Which of the following pairs of metals will have highest voltage?
Rajah diatas menunjukkan satu sel ringkas.Antara pasangan logam berikut, manakah memberi voltan yang paling tinggi?
Metal J/Logam J:Copper/Kuprum
Metal K/Logam K:Magnesium/Magnesium
Metal J/Logam J:Zinc/Zink
Metal K/Logam K:Aluminium/Aluminium
Metal J/Logam J: Aluminium/Aluminium
Metal K/Logam K:Iron/Besi
Metal J/Logam J:Magnesium/Magnesium
Metal K/Logam K:Lead/Plumbum
What are the advantages of lead-acid accumulator over nickel-cadmium battery?
Apakah kelebihan akumulator asid-plumbum berbanding dengan bateri nikel-kadmium?
I Long-lasting
Tahan lebih lama
II Produces higher and more stable voltage
Menghasilkan voltan tinggi dan stabil
III Has a low discharge rate
Mempunyai kadar nyahcas yang rendah
I and II only/I dan II sahaja
I and III only/I dan III sahaja
II and III only/II dan III sahaja
I, II and III/I, II, dan III
Diagram above shows a cross-section of a dry cell.Which of the labelled parts are function as positive and negative terminal?
Rajah diatas menunjukkan satu keratan rentas sel kering. Antara bahagian berlabel yang berikut, manakah berfungsi sebagai terminal positif dan negatif?
Positive terminal/Terminal positif: S
Negative terminal/Terminal negatif: V
Positive terminal/Terminal positif: U
Negative terminal/Terminal negatif: T
Positive terminal/Terminal positif: V
Negative terminal/Terminal negatif: U
Positive terminal/Terminal positif: S
Negative terminal/Terminal negatif: T
Name the battery above.....
Namakan bateri diatas.....
Argentum oxide battery
Bateri argentum oksida
Nickel Cadmium battery
Nikel Kadmium bateri
Alkaline battery
Bateri alkali
Lead acid accumulator
Akumulator asid plumbum
The diagram above shows the Nickel Cadmium battery. What is the use of bateri?
Rajah diatas menunjukkan bateri Nikel Kadmium .Apakah kegunaan beteri tersebut?
As a radio battery
Sebagai bateri radio
As a vehicle battery
Sebagai bateri kenderaan
As a watch battery
Sebagai bateri jam
As a mobile phone battery
Sebagai bateri telefon mudah alih
