Subatomic Particles
Which particle is negatively charged?
electron
Can mixtures be separated physically?
Yes
What does atomic number tell you?
number of protons
Substances you start with?
reactants
In a balanced equation, atoms are not created or...?
destroyed
Wizard school in Harry Potter?
Hogwarts
Which particles are found in the nucleus?
protons and neutrons
Molecule of different elements?
compound
Columns on the Periodic Table are called...?
groups
What is the small number in a formula (like H₂O) called?
subscript
In Al + O₂ → Al₂O₃, which side has more oxygen atoms?
right
Blue alien world in Avatar?
Pandora
What particle has no charge?
neutron
What do we call a pure substance made of one type of atom?
element
How is the number of neutrons determined?
neutrons = atomic mass - protons
What does H₂O stand for?
water
What must be equal on both sides of an equation?
number of atoms
In Finding Nemo, what type of fish is Nemo?
clown fish
What particle orbits in shells?
electron
What type of change is melting ice?
physical
Which element has the atomic number 1?
hydrogen
In this equation: CH₄ + 2O₂ → CO₂ + 2H₂O, how many products are formed?
two
What number goes in front to balance a formula?
coefficient
What’s the name of the princess in Aladdin?
Jasmine
What are electrons in the outermost shell called?
valence electrons
Is O₂ an element, molecule, or compound?
molecule
Which element has the symbol ‘Na’?
sodium
What is it called when a compound breaks apart?
decomposition
In H₂ + O₂ → H₂O, which element needs balancing?
oxygen
Villain in Avengers: Endgame?
Thanos