Which state of matter has particles that slide past each other, a fixed volume, but can change shape?
Liquid
Which subatomic particle has a positive charge?
What is the chemical symbol for Chlorine?
Cl
Baking ingredients for a cake results in what kind of change?
chemical change
Is energy absorbed or released when a solid turns into a liquid?
Energy is absorbed
The name for what keeps atoms in a molecule together
bond
Neutrons have this kind of charge
What is a neutral charge?
metals
Making ice cubes from water is what kind of change?
physical change
How many electrons are in a neutral atom of potassium?
19
Matter in this state has the highest amount of kinetic energy
gas
Name all 3 subatomic particles.
What are Protons, Neutrons, and Electrons
Name an element that would have similar chemical properties as Carbon
Si, Ge, Sn Pb, or Fl
What type of property is flammability? (physical or chemical)
Chemical property
12 g of sodium (Na) are combined with 4 g of chlorine (Cl2). How many grams of sodium chloride (NaCl) are made in this reaction?
16 g
The name for two different elements that have bonded
compound
The atomic number tells us this.
What is the number of protons?
the atomic number of selenium
34
What type of property is odor? (chemical or physical)
Physical property
Is energy absorbed or released when a gas turns into a liquid?
Energy is released
The temperature at which a liquid changes to a gas while heat is being added
Boiling point
Sodium has this number of protons in its nucleus
11
The element located in group 2, period 4.
Calcium
A clear liquid is mixed with a white solid; the mixture fizzes. What type of change most likely happened?
Chemical change
A pure substance consisting of only one type of atom
Element
When a gas changes to a solid
Deposition
The number you use to find the number of electrons in a neutral atom.
atomic number or number of protons
Group 18 elements on the right hand side of the periodic table of elements.
What are the Noble Gases?
A composition of two or more substances that has a uniform composition and appearance throughout
Homogenous mixture