Defintions 1 Flashcards

1
Q

Molar mass

A

The mass in grams of one mole of that substance

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2
Q

Solution

A

A homogenous mixture of solute and solvent

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3
Q

Solute

A

The substance that dissolved in the solution.

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4
Q

Solvent

A

The substance in which another substance is dissolved, forming a solution.

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5
Q

Concentration

A

The amount of solute per unit volume of solution

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6
Q

Yield

A

A measure of the extent of a reaction, generally measured by comparing the amount of product against the amount of product that is possible.

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7
Q

Intramolecular bond

A

A bond which occurs between atoms within molecules.

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8
Q

Intermolecular force

A

A force of attraction between molecules, ions, or atoms of noble gases.

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9
Q

Covalent bond

A

A sharing of at least one pair of electrons by two non-metal atoms.

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10
Q

Non-polar covalent bond(pure covalent)

A

An equal sharing of electrons

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11
Q

Polar covalent

A

An unequal sharing of electrons leading to a dipole forming

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12
Q

Ionic bond

A

A transfer of electrons and subsequent electrostatic attraction

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13
Q

Metallic bonding

A

Bonding between a positive kernel and a sea of delocalised electrons.

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14
Q

Electronegativity

A

A measure of the tendency of an atom to attract a bonding pair of electrons.

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15
Q

Oragnic molecules

A

Molecules containing carbon atoms

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16
Q

Hydrocarbon

A

A compound containing only carbon and hydrogen atoms

17
Q

Homologous series

A

A series of similar compounds which have the same functional group and have the same general formula, in which each member differs from the previous one by a single CH2 unit.

18
Q

Saturated compound

A

A compound in which all of the bonds between carbon atoms are single bonds.

19
Q

Unsaturated compound

A

A compound in which there is at least one double/ or triple bond between carbon atoms