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प्रश्न
Identify the following reaction as either oxidation or reduction:
Fe3+ + e- → Fe2+
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उत्तर
Reduction
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संबंधित प्रश्न
Elements A, B and C have atomic number 17, 19 and 10 respectively.
- State which one is:
- a non-metal
- a metal,
- chemically inert?
-
Write down the formula of the compound formed by two of the above elements.
An element with the atomic number 19 will most likely combine chemically with the element whose atomic number is
Elements X, Y, and Z have atomic numbers 6, 9 and 12 respectively. Which one forms a cation?
What is the contribution of the following in atomic structure?
Democritus
Match the atomic numbers 4, 14, 8, 15 and 19 with each of the following:
- A solid non-metal of valency 3.
- A gas of valency 2.
- A metal of valency 1.
- A non-metal of valency 4.
Give reason
Argon does not react.
Explain
Duplet rule for the formation of hydrogen
The element that would form anion by gaining electrons in a chemical reaction is ______.
The element that would form cation due to the loss of electrons during the chemical reaction is ______.
How many electrons are required or released by each atom in chlorine to attain the nearest noble gas configuration?
