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Chemistry > F321-Basic Chemistry > Flashcards

F321-Basic Chemistry Flashcards

0
Q

Compound

A

More than one type of atom chemically bonded (ironically or covalently)

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1
Q

Element

A

One type of atom with the same number of protons

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2
Q

Mixture

A

Two or more substances mixed that are not chemically bonded together

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3
Q

Molecule

A

Two or more atoms covalently bonded

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4
Q

Particle

A

A general term used to describe any small portion of matter

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5
Q

Atom

A

The smallest component of an element

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6
Q

Describe air as a substance

A

Mixture, particle

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7
Q

Describe helium as a substance

A

Element, atom, particle

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8
Q

Describe K2SO4 (potassium sulfate) as a substance

A

Compound, particle

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9
Q

What is a period regarding the periodic table&what does it tell you?

A

The rows going across & it tells you the number of shells for each element

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10
Q

What is a group regarding the periodic table and what does it tell you?

A

The columns going down & it tells you the number of electrons in the outer shell

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11
Q

What is the name of group 7?

A

Halogens

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12
Q

What is the name of group 8/0?

A

Noble gases

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13
Q

What is the name of group 1?

A

Alkaline metals

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14
Q

What is the name of group 2?

A

Alkaline earth metals

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15
Q

What is a metalloid?

A

It is an element on the border of being both a metal and non-metal

16
Q

What would you classify; Hydrochloric acid, lemonade and sea water as being?

A

Aqueous

17
Q

Define monoatomic

A

It only has one atom

18
Q

Define diatomic

A

It has 2 atoms (pair)

19
Q

What is the formula of phosphorus?

A

P4

20
Q

What is the formula of Sulfur?

A

S8

21
Q

What group has all diatomic elements?

A

Group 7

22
Q

Other than group 7, what elements are diatomic?

A

Nitrogen and Oxygen

Chemistry (29 decks)

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