A state of matter that has molecules tightly pressed together.
What is a solid?
This who had the idea of invisible molecules in the air and that compounds are combinations of different combinations.
Who was Dalton?
Is coffee acidic, basic, or nuetral.
Coffee is acidic.
In which direction does ionization increase?
It increases from up to right.
H2O (s) -> H2O (l) physical or chemical change?
It is a physical change.
A state of matter that has examples of lighting, neon lights, and stars.
What is a plasma?
This person created the nuclear model model using the gold foil expierment.
Who was Ernest Rutherford?
Is a drain cleaner acidic, basic, or nuetral?
It is basic.
In what direction does atomic radius increase?
It increases from down to left.
H2O (l) -> H2O (g) physical or chemical change?
It is a physical change.
Name all the states of matter.
What is solid, liquid, gas, and plasma?
This is the man that discovered electrons and made the plum pudding model.
Who is J.J Thosmpson?
Is blood acidic, basic, or nuetral?
Blood is basic.
In what direction does electronegativity increase?
It increases from up and right.
NaCI (s) -> Na+(aq) + CI-(aq)physical or chemical change?
It is a phiscal change.
An element that can be liquid, solid, and gas depending on the temperature and can't be all at the same time.
What is argon?
This is the person that created the planetary model by stateing that eletrons move around the nucleus in orbits of fixed sizes.
Who is Niels Bohr?
Is milk acidic, basic, or nuetral?
Milk is acidic.
From what direction does metallic character increase?
It increases in a up to down direction.
4Fe + 3O2 -> 2Fe2O3 physical or chemical change?
It is a chemical change.
Give me examples of plasma at least 4.
What is lighting, lava, sun, and star?
The person that created the latests model called the Quantum Model.
Who is Erwin Schrodinger?
Is ammonia acidic, basic, or nuetral?
Ammonia is basic.
In what directions does nonmetallic charcter increase?
It increases from a down to up direction.
2H2 + O2 ->2H2O physical or chemical change?
It is a chemical change.