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प्रश्न
Give the symbol and valency of the following element and radical.
Potassium
उत्तर
| Element/Radical | Symbol | Valency |
| Potassium | K | one |
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संबंधित प्रश्न
In the modern Periodic Table, why does cobalt with higher atomic mass of 58.93 appear before nickel having lower atomic mass of 58.71?
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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(i) A and D
(ii) C and D
(iii) A and B
(iv) B and C
(v) A and C
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