An element X has 3 electrons in the outer most shell of the atom. Write the symbol of its ion.

An element X has 3 electrons in the outer most shell of the atom. Write the formula of its oxide.

An element X has 3 electrons in the outer most shell of the atom. State whether X is a metal or a non-metal.

An element has 18 electrons in the outer most shell. The element is

Number of electrons present in the outer most shell of Cut ion

Number of electrons in outer most shell of Ce (Z = 58)

An atom of an element 'A' has three electrons in its outermost shell and that of 'B' has six electrons in the outrer most shell. The formula of the compound formed between these two elements is

An atom with 8 electrons in its outer most shell is chemically …………

Name (a) three elements that have a single electron in their outermost shells. (b) two elements that have two electrons in their outermost shells. (c) three elements with filled outermost shells.

Is it accidental that IA to VIIA main group elements during chemical reactions get eight electrons in the outermost shells of their ions, similar to noble gas atoms?

Carbenes (: CH_(2)) are neutral species in which carbon atom has six electrons in the outer shell, out of which two constitute a lone pair and two are shared