Chemistry Revision

__________________is when two or more elements share the same electron

• Ionic bonding

• Covalent bonding

• Pair bonding

• Electrolyte bonding

______________ occur with only non-metals

• Electrolyte bonding

• Ionic bonding

• Pair bonding

• Covalent bonding

Ionic bonding occur between ___________ and _______

• Non-metal and non-metal

• Metal and non-metal

• metal and metal

• gas and non metal

What kind of bonding occur in this diagram

• Pair bonding

• Ironic bonding

• Covalent bonding

• Chemical bonding

____________ bonding is complete transfer of electron from one atom (metal) to another atom (non-metal)

• Covalent bonding

• Ionic bonding

• Chemical bonding

• Pair bonding

Which of the following has a positive charge?

• electron

• proton

• neutron

• nucleus

Which of the following has a negative charge?

• neutron

• proton

• electron

• atom

Which of the following has no charge?

• neutron

• electron

• nucleus

• proton

___________is the smallest unit of matter

• element

• proton

• atom

• electron

A matter is ___________________________

• smallest unit of an element

• any substance that has weight and can occupy space

• a mixture of substance with without colour

• a substance that contain only one atom