Chemical Bonds
Atoms
Periodic table
Chemical Reactions
Everything
100
chemical bond that forms when electrons are shared
What is covalent bond
100
what an atom is mostly made of
What is space
100
pure substance that cannot be broken down into any other substances by physical or chemical means.
What is a element
100
the process by which atoms or groups of atoms in substances are reorganized into different substances.
What is a chemical reaction
100
located in the center of the atom
What is neutrons and protons
200
bond between two oppositely charged atoms or groups of atoms (stealing of electrons)
What is Ionic bonds
200
building blocks of matter
What is atoms
200

The number of protons in an element.

What is an atomic number?

200

the point of a reaction where energy is at its highest level

What is activation energy
200
Atoms of the same element that have different numbers of neutrons
What is isotopes
300
An atom that carries an electric charge
What is an ion
300
positively charged particles
What is protons
300

The number of neutrons and protons in an element.

What is an atomic mass?

300
chemical reaction found in the formation of concrete
What is Hydration?
300
the starting substances of a reaction
What is reactants
400
compound in which the atoms are held together by a covalent bond
What is a molecule
400
neutral charged particles
What is neutrons
400
vertical rows in periodic tables
What is columns?
400
reaction that happens when water turns into ice
What is exothermic
400
the substances formed during the reaction
What is products
500

part of an atom is important to all chemical bonds

what is an electron

500
negatively charged particles
What is electrons
500
"Ti" is one example of this abbreviation for each element found on the periodic table.
What is an element symbol?
500
when an enzyme is introduced into a chemical reaction
What is the reaction would occur at a faster rate
500
cement is the  __________ found in __________
What is ingredient and concrete
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