Chemical Bonds
What is a compound?
Atoms from two different elements chemically combine
What is an element?
A substance made up of atoms with the same number of protons
What is the neutral particle in an atom called?
Neutron
What is cohesion?
Water sticks to itself
What greenhouse gas contributes to global warming?
Carbon Dioxide
What is an ionic bond?
A bond where the electrons are not shared.
What elements has an atomic number of 8?
Oxygen
What is the positive particle of an atom called?
Proton
What is adhesion
Water sticks to other things
What are the planets in order?
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto
What is a covalent bond?
A bond where the electrons are shared.
What are molecules that contain carbon called?
Organic Molecules
What is the negative particle in an atom called?
Electron
What is high specific heat?
What's the tallest mountain on earth?
Mt. Everest
What type of bond does hydrogen form with oxygen in a water molecule?
Covalent
What is the chemical symbol for lead?
Pb
What is the atomic mass of hydrogen?
1
What is a polar molecule?
Part of the molecule has a partial negative charge and part of the molecule has a partial positive charge
How does water's high specific heat help to maintain homeostasis?
Helps to regulate organisms body temperature/aquatic temperatures
What elements form an ionic bond to make salt?
Sodium and Chlorine
What is the name of the element with the chemical symbol Au?
Gold
What is the atomic number of carbon?
6
What does ice float?
Solid water is less dense than liquid water
What are the particles called that are involved in chemical bonding and are located in the outer most electron shell?
Valence Electrons