Is this property a nonmetal, metalloid or metal?
Malleable
Metal
what is this element?
Al
Aluminum
What is malleable?
The ability to be hammered or bent
Food color is dropped into water to give it color.
physical
There are this many elements on the periodic table
118
Is this property a nonmetal, metalloid or metal?
Not Lusturous
Nonmetal
what is this element?
C
Carbon
What is luster?
shiny apperance
A straight piece of wire is coiled to form a spring.
physical
Density
Is this property a nonmetal, metalloid or metal?
Semiconductor
Metalloid
Scientist use this to help classify or identify unknown substances
periodic table
What is a physical property?
A physical property is a characteristic of a substance that can be observed or measured without changing the identity of the substance
Grass growing
Chemical
Matter is never destroyed or created only transformed
Law of conservation of energy
Is it a nonmetal, metalloid or metal?
Oxygen
nonmetal
What is this compound made up of?
NaHO4
Sodium, Hydrogen and Oxygen
Name the two types of chemical reactions we discussed in class
flammability and reactivity
You forgot to dry the bread knife when you washed it and rust appeared on it.
chemical
The state of matter depends on this measurement
temperature
Is it a nonmetal, metalloid or metal?
Silicon
Metalloid
How many elements are in the compound NaCO4
3
True or False: Compounds have the same properties as their elements that make them up.
False
Chewing food to break it down into smaller particles and the changing of starch into sugars by enzymes in the digestive system
physical and chemical
Who was the "father of the periodic table"
Dmitri Mendeleev