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प्रश्न
Cations are formed by ______ of electrons and anions are formed by ______ of electrons.
पर्याय
loss
gain
उत्तर
Cations are formed by loss of electrons and anions are formed by gain of electrons.
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संबंधित प्रश्न
Choose the correct answer from the options given below :
The particles present in strong electrolytes are :
(A) Only molecules
(B) Mainly ions
(C) Ions and molecules
(D) Only atoms
Give reasons why Sodium Chloride will conduct electricity only in the fused or aqueous solution state.
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Define the term : Electrolysis
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Hydrogen and metallic ions are ____________ because they ____________ electrons.
Choose the correct answer from the option given below:
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Choosing only words from the following list, write down the appropriate words to fill in the blanks (a) to (e) below:
anions, anode, cathode, cations, electrode, electrolyte, nickel, voltameter.
To electroplate an article with nickel requires an (a) ________ which must be a solution containing (b) ________ions. The article to be plated is placed as the (c) _________of the cell in which the plating is carried out. The (d)________ of the cell is made from pure nickel. The ions that are attracted to the negative electrode and discharged are called (e)________.
Choose the option to match the description given below. Some letters may be repeated.
A sugar solution with sugar molecules and water molecules.
Give reason for the following:
Potassium is not extracted by electrolysis of its aqueous salt solution.
108 g of silver (molar mass 108 g mol-1) is deposited at cathode from AgNO3 (aq) solution by a certain quantity of electricity. The volume (in L) of oxygen gas produced at 273 K and 1 bar pressure from water by the same quantity of electricity is ______.
