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Chemistry > Chapter 2.2 - Classification Of Matter > Flashcards

Chapter 2.2 - Classification Of Matter Flashcards

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0
Q

Alloys

A

Mixture containing metals (which are hard)

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1
Q

Chemical species

A

All the particles of matter

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2
Q

Allotrops

A

Different groupings or arrangement of the same atoms

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3
Q

Organic compound

A

Any compound that has carbon and hydrogen atoms (may have other types of atoms as well)

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4
Q

Binary compound

A

Composed of only 2 elements

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5
Q

Ion

A

Is a charged atom or group of atoms

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6
Q

Ionic compounds

A

Consist of positively and negatively charged ions held together by their opposite electrical charges

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7
Q

Ionic crystal lattices

A

A long range, symmetrical packing (ionic compounds)

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8
Q

Ionic bond

A

The attraction/bond between oppositely charged ions

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9
Q

Covalent bond

A

A shared pair of electrons that holds two atoms together

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10
Q

Molecule

A

A neutral group of covalently bonded atoms

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11
Q

Molecular compounds

A

Compounds consisting of molecules

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12
Q

Acid

A

A compound that has one or more H+ ions bonded to an anion (HCl, H2SO4, H3PO4)

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13
Q

Base

A

Hydroxides (OH - NaOH, Ca(OH)2, Al(OH)3)

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14
Q

Salt

A

Any ionic compound other than a hydroxide

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15
Q

Homogeneous Mixture

A

A mixture that appears the same throughout ( particles smaller than 1 micrometer)

16
Q

Heterogenous mixture

A

A mixture that doesn’t appear the same throughout (some particles bigger than 1 micrometer)

17
Q

Solution

A

Type of homogenous mixture in which the constituent chemical species do not aggregate to form any particles bigger than 1 nanometer

18
Q

Solute

A

Minor component of a mixture - generally what had been dissolved

19
Q

Solvent

A

A major component of a mixture - generally what a solute is dissolved in

20
Q

Aqueous

A

Dissolved in water

21
Q

Tyndall effect

A

Difference in the dispersion of light when shone through various homogeneous mixtures

Chemistry (3 decks)

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