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Energy equivalent of the mass deficiency, energy released in the formation of an atom from the subatomic particles.

 

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Carbonium ion

An orgainic ion carrying a positive charge on a carbon atom.

Nodal Plane

A region in which the probability of finding an electron is zero.

 

Reactants

Substances consumed in a chemical reaction.

Cohesive Forces

All the forces of attraction among particles of a liquid.

Dumas Method

A method used to determine the molecular weights of volatile liquids.

Standard Reaction

A reaction in which the numbers of moles of reactants shown in the balanced equation, all in their standard states, are completely converted to the numbers of moles of products shown in the balanced equation, also sall at their standard state.

yttria

Y2O3: A white, water-insoluble powder, Y2O3, used chiefly in incandescent gas and acetylene mantles.

Effective Collisons

Collision between molecules resulting in a reaction, one in which the molecules collide with proper relative orientations and sufficient energy to react.

 

Percent Composition

The mass percent of each element in a compound.

Theoretical Yield

Maximum amount of a specified product that could be obtained from specified amounts of reactants, assuming complete consumption of limiting reactant according to only one reaction and complete recovery of product.