Chemical bond

Ionic bond is form betwen

• Metal and metal

• non metal and non metal

• Metal and non metal

• Metal only

What happens during the formation of an oxide ion?

• One oxygen atom receive one electron

• One oxygen atom receives two electron

• One oxygen atom release one electron

• One oxygen release two electrons

An atom has a proton number of 13. What is the electron arrangement of its ion?

• 2.8

• 2.8.3

• 2.8.4

• 2.8.8

Which of the following compounds contains covalent bond between its particles

• Calcium chloride

• Tetrachloromethane

• Potassium oxide

• Sodium hydroxide

• 2.4

• 2.6

• 2.8.6

• 2.8.4

Element J has 5 valance electrons and 2 shell.What is the position of element J in the periodic table?

• Group 2, period 15

• Group 2, period 18

• Group 15, period 2

• Group 18, period 2

Metals are good conductors due to

• Ionic lattices

• Crystalline lumps

• Mostly solids

• delocalised electrons

Hydrogen bond is form when hydrogen atom bond with"......................atom In another molecule

• High electropositivity

• High electronegativity

Below are Example of high electronegativity atom Except

• Oxygen

• Fluorine

• Nitrogen

• Magnesium

"................. is a type of bond where the electron pair that is shared Comes from one atom only

• Ionic bond

• Covalent bond

• Hydrogen bond

• Dative bond