Valency
Valency
Valency:
The combining power (or capacity) of an element is called its valency. Valency can be used to find out how the atoms of an element will combine with the atom(s) of another element to form a chemical compound. The valency of an ion is equal to the charge on the ion.
The valency of an element is defined as its capacity to combine with other elements. It is measured by the number of hydrogen or chlorine atoms which combine with or are displaced by one atom of the element.
Which of the following are correct : (a) The valency of Oxygen, Sulphur and Calcium is 2. (b) Element having valencies 1, 2, 3 and 4 are said to be monovalent, divalent, trivalent and tetravalent respectively. | |||
| Right Option : C | |||
| View Explanation | |||
Fill in the blanks : (a) The valency of Hydrogen and Iodine is ____________. (b) The valency of Boron and Nitrogen is _____________. (c) The valency of Carbon and Sulphur is ____________. (d) The Valency of Calcium is __________. | |||
| Right Option : C | |||
| View Explanation | |||
Which of the following is a monovalent element? | |||
| Right Option : B | |||
| View Explanation | |||
Students / Parents Reviews [10]
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