The bonding in both metals and ionic compounds is based on the attraction of particles with __________ charges.
One challenge for researchers about 1900 was to find the best material for the filaments in light bulbs. The ?substance...had to be ___________ enough to be drawn into a narrow wire,
A metallic bond is the attraction of a metallic _________________ for delocalized electrons.
In general, metals have moderately high melting points and ____________________, as shown in Table 7.12.
Metals are _______________, which means they can be hammered into sheets,
and they are ____________, which means they can be drawn into wire.
Which properties does Barium have?
The bonds in an alkali metal are relatively ______ because alkali metals contribute only a single valence electron.
Sodium is soft enough to cut with a __________ and melts at 97.8°C.
An alloy is a mixture of elements that has _______________ properties.
When silver, copper, ____________, or zinc is mixed with gold, the gold is harder and more resistant to wear.
The French horn is made from ___________, an alloy of copper and zinc.
Which elements are in cast iron:
Which elements are in Alnico:
Which elements are in pewter:
Name the following ionic compound: SnF2
Name the following ionic compound: Fe2O3
Name the following ionic compound: ZnBr2
Name the following ionic compound: PbO