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प्रश्न
State whether the following statement is true or false
Al2O3 is an amphoteric oxide.
पर्याय
True
False
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उत्तर
True
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संबंधित प्रश्न
Define the term ‘electron affinity’.
State the factors on which electron affinity depends ?
Electron affinity values generally _______ across the periods left to right and ______ down the group top to bottom.
Explain the following:
Halogens have a high electron affinity.
Explain the following:
The reducing power of element increases down in the group while decreases in a period.
State whether the following statement is true or false
The elements with higher electron affinity have higher ionization potential.
The following questions refer to the Periodic Table.
Which of the elements has the greatest electron affinity among the halogens?
The electron affinity of an element X is greater than that of element Y.
How is the electronegativity of X likely to compare with that of Y?
Among period 2 elements A, B, C and D, the one which has highest electron affinity is ______.
In Period 3 of the Periodic Table, element B is placed to the left of element A. On the basis of this information, choose the correct word from the option to complete the following statement:
The element A would probably have ______ electron affinity than B.
