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प्रश्न
Give the symbol and valency of the following element and radical.
Zinc
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उत्तर
| Element/Radical | Symbol | Valency |
| Zinc | Zn | two |
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संबंधित प्रश्न
Give two example of group 17 elements.
The three elements having chemical symbols of Si, B and Ge are:
(a) all metals
(b) all non-metals
(c) all metalloids
(d) Si is metalloid, B is metal and Ge is non-metal
Which element has the electronic configuration 2, 8, 2?
What happens to the number of valence electrons in the atoms of elements as we go down in a group of the periodic table?
What are the merits of the modern periodic table of elements?
Fill in the blank:
The horizontal rows in the periodic table are called _____________.
How does number of (i) valence electrons (ii) valency; vary on moving from left to right in the second period of a periodic table?
Give the symbol and valency of the following element and radical.
Magnesium
Give the symbol and valency of the following element and radical.
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State the group and period, of the element having three shells with three electrons in valence shell.
