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Grade 9 SCIENCE > Chemistry -- Important Terms > Flashcards

Chemistry -- Important Terms Flashcards

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1
Q

Period

A

horizontal row of Periodic Table

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2
Q

horizontal row of Periodic Table

A

Period

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3
Q

Multivalent

A

something on the Periodic Table that uses Roman Numerals

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4
Q

an element on the Periodic Table that has Roman numerals

A

Multivalent

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5
Q

Element

A

something on the Periodic Table

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6
Q

something on the Periodic Table

A

Element

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7
Q

Compound

A

two elements or more on the Periodic Table combined

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8
Q

Chemical Property

A

Properties visible when something happens during or after a chemical reation

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9
Q

Properties visible when something happens during or after a chemical reaction

A

Chemical Property

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10
Q

Physical Property

A

Properties visible that describe a change(s) between states
–> Example: color, opacity, density, ductility, etc

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11
Q

Properties visible that describe a change(s) between states
–> Example: color, opacity, density, ductility, etc

A

Physical Property

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12
Q

Atoms

A

Made up of protons, electrons, and neutrons

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13
Q

made up of protons, electrons, and neutrons

A

Atoms

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14
Q

Molecule

A

group of atoms bonded together

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15
Q

group of atoms bonded together

A

Molecule

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16
Q

Ion

A

an atom that gains or loses electrons (one or more)

17
Q

an atom that gains or loses electrons (one or more)

A

Ion

18
Q

Molecular Bond

A

a chemical bond involving the sharing of electrons between atoms

19
Q

a chemical bond involving the sharing of electrons between atoms

A

Molecular Bond

20
Q

Metals

A

elements on the periodic table

21
Q

What are the properties of a metal

A

malleable, lose electrons easily, and good conductors of heat + electricity

22
Q

What are the properties of non-metals

A

natural materials that don’t produce heat or electricity + structurally brittle

23
Q

Metalloids

A

chemical that forms a simple substance

24
Q

Ionic Bond

A

formed between two or more atoms by the transfer of one or more electrons between atoms

25
Q

formed between two or more atoms by the transfer of one or more electrons between atoms

A

Ionic Bond

26
Q

Stable Octect

A

A stable arrangement when the atom is surrounded by 8 electrons (octet = 8)

27
Q

A stable arrangement when the atom is surrounded by 8 electrons (octet = 8)

A

Stable Octect

28
Q

Alloy

A

a mixture of two or more metals

29
Q

a mixture of two or more metals

A

Alloy

Grade 9 SCIENCE (9 decks)

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