Atom W V Z X Y Complete the table Proton number 12 17 8 7 1 Electron arrangement , , , , , , , ▪ ▪ Atom Which of the atoms forms a molecule to achieve a arrangement? Which of the atoms forms a molecule with a bond ? W V Z X Y triple Proton number duplet Electron arrangement 2.6 2.5 1 2.8.2 2.8.7 Z has a tendency to Y has a higher tendency to in terms of their tendency to What is the difference between atom Atom Z ? W V Z X Y is more Proton number electronegative ? 12 17 8 7 1 accept ? donate ? an donate or accept electron ? Electron arrangement 2.6 than 2.5 Y y ? electrons. and atom 1 .As such compared to Y 2.8.2 electrons? 2.8.7 z electrons to achieve the of this is achieved when two atoms of V ▪ ▪ Atom W V Z X Y Two atoms of V will form A V atom has electrons ? Proton number forming a 12 17 8 7 1 six ? valence electrons needs octet ? double covalent ? Electron arrangement 2.6 electron arrangement. bond ? 2.5 share ? 1 bond 2.8.2 two pairs 2.8.7 two ? electrons to achieve the of this is achieved when two atoms of V ▪ ▪ Atom W V Z X Y Two atoms of V will form A V atom has Proton number forming a 12 17 8 7 1 six valence electrons needs double Electron arrangement 2.6 electron arrangement. 2.5 share 1 bond 2.8.2 two pairs 2.8.7 two ● Atom ● ● ● ● V ● ● ● ● ● V V ● ● Proton number ● ⊠ ⊠ ● ● ● ● ● 8 ⊠ ⊠ V V ⊠ ⊠ ⊠ ⊠ ⊠ ⊠ ⊠ ⊠ ⊠ ⊠ A B Electron arrangement Which diagram shows 2.6 electron arrangement of the molecule the correct form by 2 atoms A of V? B ● Atom ● ● V ● ● V What type of bond is this? ● Proton number ● ⊠ ⊠ ● 8 ⊠ V ⊠ ⊠ ⊠ ⊠ ⊠ Electron arrangement 2.6 Ionic bond covalent bond metalic bond dative bond ● Atom ● ● V ● ● V How many electrons are shared in the bond? ● Proton number ● ⊠ ⊠ ● 8 ⊠ V ⊠ ⊠ ⊠ ⊠ ⊠ Electron arrangement 2.6 1 2 3 4 ● Atom ● ● V ● ● V The bond formed is a ________bond? ● Proton number ● ⊠ ⊠ ● 8 ⊠ V ⊠ ⊠ ⊠ ⊠ ⊠ Electron arrangement 2.6 single double triple ionic Atom ▪ W V Z X Y The type of bond formed by atoms Y and Z is Proton number bond 12 17 8 7 1 Electron arrangement 2.6 2.5 1 2.8.2 2.8.7 Atom ▪ ▪ Y Z when it achieves the stable achieves a when it a A z atom with an electron arrangement Y atom with an electron arrangement of Y2+ ion ? donates ? accepts ? Proton number stable ? 17 12 two octet one ? octet ? valence ? electron electron arrangement electron arrangement Electron arrangement electrons to form a 2.8.2 2.8.7 2.8.7 ? to form 2.8.2 ? Z- ion ? Atom ▪ ▪ Y Z when it achieves the stable achieves a when it a A z atom with an electron arrangement Y atom with an electron arrangement of Y2+ ion donates accepts Proton number stable 17 12 two octet electron electron arrangement electron arrangement Electron arrangement electrons to form a 2.8.2 2.8.7 2.8.7 to form 2.8.2 Z- ion covalent ionic respectively from Atom Hence and Y Z bonds are formed between two ? two Proton number Z ? Z- ion 17 12 atoms one Y ? accept atom. Electron arrangement one one ? 2.8.2 2.8.7 electron Y2+ ion |