S8P1 Interim Review

Salt has a chemical formula of NaCl.  Salt is a...

• Compound
• Element
• Mixture
• None of the Above

A molecule is smaller than an atom.

• True
• False

What part of the atom tells you what element you have?

• Proton
• Neutron
• Electron
• Nucleus

Mixtures are separated through ___________changes.

• mixture
• compound
• physical

Vertical columns in the periodic table are called _________ of elements and have similar properties. 

• groups
• periods

Which of the following represents an element?

• H₂O
• H₂
• NaCl
• CaCO₃

This picture represents which of the following?

• element
• compound
• mixture

Iron is a good conductor, malleable and magnetic. What type of element is Iron? 

• Metal
• Nonmetal
• Metalloid
• Pretty

´Elizabeth was examining elements and their physical properties. She described an element is her science journal as having no shine, an insulator, and  very brittle. What would this element be a metal, nonmetal, or metalloid?

• metal 
• nonmetal 
• metalloid