I Am
I am the part of the atom that has no charge.
I am a neutron.
Based on the number of protons in the nucleus.
What is atomic number.
A substance that changes color when exposed to acid or base solutions,
What is an indicator.
Lemon
What is Acid
The sum of the number of protons and neutrons results in an atom's approximate --
atomic mass
I am found in the nucleus of the atom.
I am protons and neutrons.
The process in which different types of atoms join and form a new substance.
What is a chemical change.
By using me, I can help you see the range of how concentrated of an acids or bases a solution is.
I am the pH scale.
Slippery to touch
Base
__________ developed the periodic table of elements?
Dmitri Mendeleev
I am found in shells traveling around the nucleus of the atom.
I am an electron
An atom that has gained or lost electrons.
What is an ion.
Chemical symbols and numbers abbreviating the name of a compound. Ex: 2NaCl
What is chemical formula.
Sour taste
Acid
When positively and negatively charged ions attract each other they form an ______
ionic bond.
I am a positive charged part of the atom.
I am a proton.
The study of matter - what is it made of, what its usual characteristics are, how it reacts to other matter.
What is Chemistry.
An ionic compound produced from a reaction between an acid and base.
What is salt.
Can burn; can be corrosive
Acid
In a ___________ atoms share electrons.
covalent bond
I am a negative charge part of the atom.
I am an electron.
A substance with only one kind of atom?
What is an element.
I devised a model of an atom based on the idea that electrons move in shells.
I am Neils Bohr.
Bitter taste
Base
A ___________ reaction occurs when a compound is broken down into simpler compounds.
decomposition