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A zinc rod dipped into a zinc salt solution was connected through a voltmeter to...

A zinc rod dipped into a zinc salt solution was connected through a voltmeter to a nickel rod dipped into a nickel salt solution. A salt bridge was connected between them. The standard reduction potentials of zinc and nickel are -0.76V and -0.25V respectively.
a) Draw the electrochemical cell and show the direction of electron flow.
b) Which electrodes undergoes oxidation or reduction? Write the half equation.
c) Write down the cell equation and cell representation.
d) Calculate the EMF of the cell?
In Chemistry
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Asked by Praise on 31st August, 2021
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995