Give the atomic number and electronic disribution of: the second noble gas.

Give the atomic number and electronic disribution of: The secound alkaline earth metal

Give the atomic number and electronic disribution of: The first halogen

Give the atomic number and electronic disribution of: The thrid alkali metal

Give the name and electrons configuation of element with atomic number 9.

The question refers to the elements of the periotic table with atomic number from 3 to 18. Which of these: is/are noble gas? is a halogen? is an alkali metal? Write the electron configuration of G. If A combines with F, what would be the formula of resulting compound?

An element has atomic number 16. Give its electronic configuration and number of valence electrons.

Give the electronic configuration of carbon atom?