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प्रश्न
Give the symbol and valency of the following element and radical.
Hydroxide
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उत्तर
| Element/Radical | Symbol | Valency |
| Hydroxide | OH | one |
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संबंधित प्रश्न
State modern periodic law.
Is it possible to have an element having atomic number 1.5 placed between hydrogen and helium?
How would the tendency to lose electrons change as we go from left to right across a period of the periodic table?
From the standpoint of atomic structure, what determines which element will be the first and which the last in a period the periodic table?
How does number of (i) valence electrons (ii) valency; vary on moving from left to right in the second period of a periodic table?
An element A has 2 electrons in its fourth shell. State its electronic configuration.
Answer the following question.
How it can be proved that the basic structure of the Modern Periodic Table is based on the electronic configuration of atoms of different elements?
Give the symbol and valency of the following element and radical.
Magnesium
Distinguish between:
Group 17 - Group 18
Spot the error:
The elements of group 13 are called the carbon family.
