Homogeneous/Heterogeneous
What happens when the mixture is homogeneous?
Who is daddy in Chemistry?
Antoine Lavoisier
This planet, known for its red color, is often called the "Red Planet
Mars
What are the 4 states of matter?
Liquid, Solid, Gas and Plasma
What happens when an atom is excited?
It starts to vibrate
What happens when a mixture is heterogeneous?
You can visibly see the different parts within a mixture
What is alchemy?
Ancient practice combining mysticism and early chemistry?
This scientist developed the theory of evolution by natural selection.
Charles Darwin
True or False: An element can be broken down into different parts
False, it would only give us more atoms of the same element
What is valency?
Amount of electrons an element would either accept or donate in order to form chemical bonds
What is the chemical process that Walter White uses in order to get drugs?
Who discovered Hydrogen?
Henry Cavendish
This superhero is known as the "Dark Knight" of Gotham City.
Batman
What are the 2 types of mixtures?
Homogeneous or Heterogeneous
How many valence electrons does Oxygen have?
6
When people drink coffe, what is the name of the separation process that goes on in order to extract coffee?
Filtration
How many elements were known by 1803?
20
This mountain range includes Mount Everest, the tallest peak on Earth.
The Himalayas
What is a molecule?
Particles made out of 2 or more atoms bonded together. Can be made up of the same or different elements.
What is the Lewis Dot Structure?
A model that represents covalent bonds as lines and valence electrons as dots
Why do people put salt on the roads when its very cold?
To increase the freezing point. Because adding a solute to a solvent it will be difficult for the particles to get together.
When did Mendeleev published the Periodic Table?
1872
Who is your favorite teacher at Nouveau?
Everyone except Mister Rubén is a good answer
True or false: An element is a pure substance
True
How does an electron move from one energy level to another?
By absorbing a photon in order to move