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प्रश्न
Find the odd one out from the following and explain your choice : Al(OH)3, Pb(OH)2,Mg(OH)2,Zn(OH)2
उत्तर
Mg(OH)2 as it is basic while rest are amphoteric.
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संबंधित प्रश्न
Name the following:
An alloy of lead and tin that is used in electrical circuits.
Complete the following by selecting the correct option from the choices given:
The divalent metal whose oxide is reduced to metal by electrolysis of its fused salt is __________. (Al/Na/Mg/K)
Define the term : Non-electrolyte
Explain the term : Electro metallurgy
Write down the word or phrase from the given options that will correctly fill in the blanks in the following sentence:
Pure water consists entirely of ________
Fill in the blank :
The _______ the concentration of an ion in a solution, the greater is the probability of its being discharged at its appropriate electrode.
A strip of copper is placed in four different colourless salt solutions. They are KNO3, AgNO3, Zn(NO3)2, Ca(NO3)2. Which one of the solutions will finally turn blue?
Give reasons why sodium chloride will conduct electricity only in the fused or aqueous solution state.
State the observation at the anode and at the cathode during the electrolysis of :
Copper sulphate solution using copper electrodes.
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