3rd Grading 7th Grade exam review

Which of the following is a property of a nonmetal?

• conducts electricity well

• shiny

• malleable

• brittle, powers as solids

Materials that allow electricity to flow through easily are known as:

• electrical conductors

• thermal conductors

• insulators

• all of the above

Metals are ___________.

• Good Conductors of heat and electricity
• Noble Gasses 
• Bad Conductors of heat and electricity
• sometimes a gas

Brittle means easily broken. Which type of element does this describe?

• Metal
• Non-metal
• Metalloid

The __________ are touching or bordering the zig-zag 'staircase' on the Periodic Table.

• metals

• non-metals

• metalloids

According to the periodic table, transition metals include all of the following elements EXCEPT:

• Potassium

• iron

• copper

• gold

______________ is the ability of a substance to be rolled or pounded into various shapes.

• Soluability

• Luster

• Malleability

• Conductivity

Groups 3-12 are called the _____.

• alkali metals

• metalloid family

• noble gases

• transition metals

Fluorine, Chlorine, Bromine and Iodine are all part of the _____ family.

• alkali metals

• noble gases

• halogens

• metalloids

The elements in the _____ group never form compounds in nature because they already have the maximum number of electrons in their outermost energy level.

• alkali metal

• alkaline earth metals

• halogen

• noble gas