Name two elements that have two electrons in their outermost shells

Name three elements that have only a single electron in their outermost shells

Element A has 3 electrons in the outermost shell and element B has 6 electrons in the outermost shell. what is the formula of the compound.

Use the periodic table to answer the following questions. a) Identify elements with five electrons in the outer shell. b) Identify elements that would tend to loose two electrons. c) Identify elements that would tend to gain two electrons. d) Identify the group having metal, non-metal, liquid as well as gas at the room temperature.

What is the maximum number of electrons in the outermost shell of an atom ?

What is the general name of the elements having 8 electrons in the valence shell of their atoms ?

The most common oxidation state of an element is -2. The number of electrons present in the outermost shell is

Name: three elements with filled outermost shells

State the number of electrons present in the outermost shell of the atoms of the following elements : (ii) chlorine