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प्रश्न
How many electrons are required or released by each atom in calcium oxide to attain the nearest noble gas configuration?
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उत्तर
In Calcium oxide, oxygen needs 2 electrons.
संबंधित प्रश्न
Elements A, B and C have atomic number 17, 19 and 10 respectively.
State which one is a non-metal.
What type of bond is formed between two atoms, when the electronegative difference between them is zero?
Element X is a metal with a valency 2; Y is a non-metal with a valency 3.
(a) Write an equation to show how Y forms as ion
(b) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.
Why do `""_17^35"CI"` and `""_17^37"CI"` have the same chemical properties? In what respect do these atoms differ?
Name the following:
Metal with valency 2
Draw orbit structure diagram of calcium oxide (CaO).
State the type of bonding in the following molecules.
Hydrogen chloride
Elements with stable electronic configurations have eight electrons in their valence shell. They are ______.
Choose the odd one out and write the reason:
How many electrons are required or released by each atom in water molecule to attain the nearest noble gas configuration?
