WorksheetsNature of Matter and Water Review
Total questions: 41
Worksheet time: 21mins
Anything that has mass and volume?
The basic unit of matter.
Positively charged, found in the nucleus of an atom.
Neutrally charged, found in the nucleus of an atom.
Negatively charged, found on orbitals outside of the nucleus of the atom.
The outermost electrons of an atom.
Combination of two or more elements in definite proportion.
Smallest unit of a compound.
Substance made entirely of one type of atom.
Found on the Periodic Table of Elements, tells us how many protons and electrons an atom has.
Found on the Periodic Table of Elements, tells us the number of protons and neutrons in the nucleus of an atom, the average mass of the nucleus.
Atomic mass/Mass numnber
Chemical bond in which electrons are shared.
Chemical bond in which electrons are transferred between atoms.
Type of bond that forms between a metal and non-metal.
Type of bond that forms between two or more non-metals.
A positively or negatively charged atom.
element
ion
atom
compound
A molecule that has a positive and a negative pole.
Substance that loves water. It plays nice with water.
Substance that hates water. Does not play nice with water.
Weak chemical bond that holds a positive hydrogen end of a molecule to the negative end of another molecule. Allows water to be a liquid at a wide range of temperatures.
Water is a _____ molecule because it has a positive and negative region.
Waters ______ gives it many other unique properties.
Water is the universal _____ because it can dissolve ionic and other polar molecules.
A mixture that is the same throughout. Solute and solvent are evenly mixed.
solute
solvent
solution
suspension
Part of a solution that dissolves.
Part of a solution that does the dissolving.
Water molecules have _____ because they stick together.
Water molecules at the surface get pushed and pulled creating a "skin" like layer that allows less dense material to float.
Water molecules sticking to other substances.
Water has a high _____ so it can absorb large amounts of heat without getting hot. This property also stabilizes temperatures on land.
heat capacity
capillary action
element
solvent
Because of cohesion and adhesion water molecules can climb against gravity. This property is why paper towels can absorb water.
solvent
capillary action
solute
solution
What are the 6 elements of life?
CHONPS
CHONPB
CHBONP
CBHONS
What is the atomic number of carbon.
6
12.011
7
8
What is the mass number of carbon?
12.011
6
7
8
What is the atomic symbol for carbon?
C
H
o
N
Shown is the Lewis Dot diagram for which atom?
oxygen
carbon
hydrogen
nitrogen
How many valence electrons does oxygen have?
6
8
4
2
Ice is less _____ than liquid water, meaning it freezes from the top down insulating the liquid water underneath allowing fish to survive.
How many protons and electrons does carbon have?
How many neutrons does carbon have?
_____ is the essence of life. Without it life would have never existed on Earth.
