Which is not a property of metals

  conducts heat and electricity
  high melting point
  insulates heat

You know a metal is a compound (combination) if ________

  It is on the periodic table
  It is not on the periodic table
  It is heavy

Salt Molecules

The chemical symbol for table salt is NaCl. 

Notice that the atoms are in an orderly array.

Table salt is made of a combination of 2 different elements, so it is not a pure element, it is a compound. 

Using the periodic table, what are the 2 different elements, Na and Cl, that are combined to make table salt?

Properties of Salt

It is solid at room temperature Color is clear Soluble in water

Challenge Question

What is H2O?

What is CO2? 

What is O2? 

What is NaCl? 

Which of these is a liquid at room temperature? Choose One H2O CO2 O2 NaCl

Which is a solid at room temperature?  Choose One H2O CO2 O2 NaCl

Now Try This

BrainPop Acids and Bases

Draw a picture or write about what you have learned.

more molecules to look at