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CHEM0604010
The figure shows a simple voltaic cell with electrode M and N. Which of the following pairs of metal for electrode M and N will cause electrons to flow from electrode N to electrode M?
The figure shows the illustration of a Daniel cell. Which of the following is true about this cell?
Which of the following is correct about the half equations that represent the reaction at the zinc electrode and copper electrode.?
The figure shows the apparatus set up of a simple voltaic cell. Which of the following will occur to the cell?
Which of the following statements are true about dry cell?
Which of the following chemical cells is rechargeable?
The figure shows a voltaic cell using silver and metal M as the electrode. Which of the following will give the highest reading in the voltmeter if it is the substance of electrode M?
The figure shows a simple voltaic cell. The table below shows the reading of the voltmeter when different metals are used as electrode M.
Electrode M | Voltage (V) |
Aluminium | 2.5 |
Zinc | 1.9 |
Iron | 1.6 |
Lead | 0.8 |
The figure shows 2 simple voltaic cell with metal electrodes P, Q, and R. The reading of the voltmeter is 2.3 V in the cell I and 1.5 V in cell II. Which of the following is the correct arrangement of the metals in electrochemical series, in descending order?
A simple voltaic cell Zn/Cu has a voltage of 1.2V. Which of the following simple voltaic cell will produce a potential difference greater than 1.2V between the 2 electrodes?