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प्रश्न
Give the symbol and valency of the following element and radical.
Magnesium
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उत्तर
| Element/Radical | Symbol | Valency |
| Magnesium | Mg | two |
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संबंधित प्रश्न
Explain why, the noble gases are placed in a separate group.
Explain why All the elements of a group have similar chemical properties.
What are the merits of the modern periodic table of elements?
Which of the following are the correct characteristics of isotopes of an element?
(i) same atomic mass
(ii) same atomic number
(iii) same physical properties
(iv) same chemical properties
(a) (i), (ii) and (iv)
(b) (ii), (iii) and (iv)
(c) (ii) and (iii)
(d) (ii) and (iv)
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