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Is this a physical or a chemical change? sharpening a pencil
physical change
Is this a physical or a chemical change? freezing point
physical change
Is this a physical or a chemical change? corrosion of a bicycle frame
chemical change
Is this a physical or a chemical property? a change of one substance to another
chemical change
In which mixture can you see all of the parts?
heterogeneous
In which mixture can you not see all of the parts?
homogeneous
What is a mixture?
a combination of different things
A salad is an example of a __________.
heterogeneous mixture
What is krypton? Element, Compound, Mixture
Element
What is the chemical symbol for Titanium
Ti
What is an Atom?
The smallest particle or piece of a pure substance.
What is a Compound?
Two or more elements combined; more than one capital letter.
I have an object that is dull, brittle, and an insulator, what is it?
Nonmetal
Mention a property of metals
solid, malleable, ductile, high boiling andmelting point
Mention an element which is similar to Li
Na, K, Ru, Cs, Fr
Which element is the least reactive? Li, B, C, or Ne
Ne
