Question

What is valency? Give the valency of chlorine? How did u get it?

Answer 1

Answer:

Valency is defined as the combining capacity of atoms or molecules. The atomic number of chlorine is 17 and the electronic configuration is 2, 8, 7. ... Therefore, the valency of chlorine is 1.

Answer 2

Answer:

• the combining power of an element, especially as measured by the number of hydrogen atoms it can displace or combine with.
• Valency is defined as the combining capacity of atoms or molecules. The atomic number of chlorine is 17 and the electronic configuration is 2, 8, 7. ... Therefore, the valency of chlorine is 1.
• If the number of electrons in the outer shell is between one to four, the compound is said to have positive valency. For compounds with electrons four, five, six, or seven, the valency is determined by subtracting the electron from eight.