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प्रश्न
With reference to oxidation & reduction reaction – complete the statement given by filling in the blanks with only the words (a) Addition (b) Removal.
‘Oxidation is a chemical reaction involving ____ of oxygen to a substance or ____ of hydrogen from a substance. Reduction on the otherhand involves ____ of hydrogen to a substance or ____ of oxygen from a substance.
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उत्तर
‘Oxidation is a chemical reaction involving – addition of oxygen to a substance or removal of hydrogen from a substance. Reduction on the otherhand involves addition of hydrogen to a substance or removal of oxygen from a substance.
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संबंधित प्रश्न
When copper powder is heated strongly in air, it forms copper oxide. Write a balanced chemical equation for this reaction. Name
- substance oxidised, and
- substance reduced.
In the context of redox reactions, the removal of hydrogen from a substance is known as ______.
In order to prevent the spoilage of potato chips, they are packed in plastic bags in an atmosphere of ______.
The electron releasing tendency of zinc is ______ than that of copper.
Explain the following in term of gain or loss of oxygen with two examples.
Reduction
Which of the following statements about hydrogen is incorrect?
State what is oxidising agent. Give an example of oxidising agent in the gaseous, liquid, and solid form.
You are provided with two containers made up of copper and aluminium. You are also provided with solutions of dilute HCl, dilute HNO3, ZnCl2 and water. In which of the above containers, can these solutions be kept?
The tendency of atoms to have eight electrons in the outer shell is known as ______.
Find the oxidation number of the element in the following compound.
N in NH3
