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प्रश्न
Fill in the blank
Noble gases have ______ electron affinity.
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उत्तर
Noble gases have Zero electron affinity.
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संबंधित प्रश्न
Draw an electron dot diagram to show the formation of the following compound:
Methane
[H = 1, C = 6]
Element X is a metal with a valency 2, Y is 3 non- metal with a valency 3.
1) Write an equation to show how Y from an ion.
2) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
Give one word or a phrase:
The energy released when an electron is added to a neutral gaseous isolated atom to form a negatively charged ion.
An element in period 3 whose electron affinity is zero.
State whether the following statement is true or false
The elements with higher electron affinity have higher ionization potential.
Arrange the following in increasing order of property indicated
F, Cl, Br, I (electron affinity)
What is electron affinity?
Explain
Halogens have high electron affinity.
In a period, increase in electron affinity increases ______.
Arrange the following as per instruction given in the bracket.
Cl, F, Br, I (increasing electron affinity)
