Chapter 6.1 Periodic Table ( Form 1 )

1. It is a non-charged particle in the atomic structure

• Proton

• Electron

• Neutron

Which is true about molecules?

• Molecules combine with different atoms such as water

• The simplest molecule of matter cannot be broken down

• A molecule only joins the same type of atom

• Molecules unite physically

Periodic table is a method of grouping elements based on

• properties of metals and non-metals

• its ability to react with water

• in order to increase the number of protons

• chemical properties and physical properties

The following are the properties of rare gas EXCEPT

• It's a one type of atom

• Has low melting point and low boiling point

• Low density

• Soluble in water

All elements in groups 1-12 are metal except

This element is the main ingredient used in the manufacture of the aircraft body

All metals are in solid state except ____ which is in liquid state.

Bronze is a mixture of 2 metal elements which are tin and _________

Which is correct about J ?

• The particles are positively charged

• It's called neutrons

• Has electric charge -1

• The relative mass is 1

____________is a physical property of metals that defines their ability to be hammered, pressed or rolled into thin sheets over without breaking