Question | Answer |
Law of Conservation of Mass | A law which states that mass is neither created nor destroyed in any ordinary chemical reaction. |
Physical Change | Change that affect the size, shape, state of matter, or color of a substance but does not affect its composition. |
Chemical Change | Change that affect the composition of the substance. |
Element | A substance consisting of atoms which all have the same number of protons |
Chemical Formula | A way of expressing information about the atoms that constitute a particular chemical compound |
Element(Diatomic) Molecule | Two same type of atoms into molecule |
Compound Molecule | Bunch of atoms added into molecule |
Chemical Equation | symbolic representation of a chemical reaction where the reactant entities are given on the left hand side and the product entities on the right hand side |
Chemical Reaction | a process that leads to the transformation of one set of chemical substances to another. |
Reactants | Left side of chemical equation |
Products | Right side of chemical equation |
Coefficient | the number that goes on the left of molecule to tell number of molecule |
Subscript | number that goes on the right of each elements to tell the number of each element |
Ionic Compound | a chemical compound in which ions are held together in a lattice structure by ionic bonds. |
Covalent Compound | a chemical compound that is characterized by the sharing of pairs of electrons between atoms. |
Metallic Compound | a compound that contains one or more metal elements. |
Synthesis | the forming or building of a more complex substance or compound from elements or simpler compounds. |
Decomposition | the separation of a chemical compound into elements or simpler compounds. |
Single Replacement | Occurrence of two different cations switch places to combine with the same anion |
Double Replacement | a chemical reaction where two reactant ionic compounds exchange ions to form two new product compounds with the same ions. |
Convergent Boundary | |