There are ………… groups and ………… periods on the periodic table.
What is 18 groups and 7 periods?
Atomic number of Hydrogen.
What is one?
The ability to cause change.
What is energy?
Energy stored in and released from the bonds between atoms.
What is chemical energy?
Change of state from a gas to a liquid.
What is condensation?
Most common class of metals on the periodic table. e.g. Iron, copper, etc.
What are transition metals?
Fe is the chemical symbol for this element.
What is iron?
Energy cannot be created nor destroyed but can be transformed from one form of energy to another.
What is the law of conservation of energy?
Energy stored in the nucleus of an atom.
What is nuclear energy?
The measure of the average kinetic energy of particles in a material.
What is temperature?
The pattern of metalloids on the periodic table
What is zig-zag line?
The ability of one substance to dissolve in another.
What is Solubility?
The flow of charged particles.
What is Electricity ?
Energy stored in an object due to its height and mass.
Gravitational energy
The flow of electrons in a circuit.
What is Current?
Elements in the same periodic table have the same ……
What is Highest electron energy level?
A characteristic of matter that can be observed or measured without changing the substance’s chemical composition.
What is Physical property?
A disturbance that carries energy from place to place through a medium.
What is a wave?
A system that does not exchange matter or energy with the environment.
What is Closed system?
A material that does not allow thermal energy to flow through easily.
What is thermal insulator?
Primary creator of the periodic table.
What is Dmitri Mendeleev?
The amount of substance dissolved in a certain volume of another substance.
What is Concentration?
The two forms of energy carried by waves.
What is Sound and radiant energy?
The movement of thermal energy from a region of lower concentration to a region of higher concentration.
What is Heat?
All matter is made of particles.
Particles are in constant random motion.
What is kinetic molecular theory?