metals
Na is metal
What is True?
Found on right side of periodic table.
What are nonmetals?
Nails rusting is a physical change
what is false?
Burning wood is a chemical change.
Is it true?
Ra stands for an element on the periodic table.
Is it radium?
There are 91 to 94 metals on periodic table.
It is true?
17-20 (including nobel gases.)
How many nonmetals are on the periodic table?
Soda fizzing is an example of this type of change.
What is a physical change?
Chemical compound commonly known as table salt.
What is Sodium Chloride?
Au
What is gold?
Copper and nickel are found in coins.
What is true?
This is evidence a chemical change has occurred.
ex:color change
What is formation of a new substance?