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7th Grade Social Studies > Science > Flashcards

Science Flashcards

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1
Q

Why. It’s a periodic table important

A

Help keep things organized and neat

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2
Q

How is the current periodic table organized

A

The almonds are put in row increasing by atomic number.

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3
Q

What are the three main categories of the periodic table

A

Metal

Nonmetals
Metalloide

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4
Q

Metals are conductors of

A

Electricity and energy

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5
Q

One chemical property for metal

A

Rust. Dorrosion

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6
Q

That’s one thing at a property or nonmetal

A

Dull. Easy

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7
Q

Let’s for physical properties of metals

A

Shiny ductile dense Maliable

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8
Q

Compare and contrast physical properties of nonmetals

A

One shiney and the other are mostly not

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9
Q

They are non-metal Found in

A

Gases

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10
Q

Let’s do physical properties of metalloids

A

Dull and shiny

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11
Q

Compare metals to metalloids

A

Metalloids Are not conductor Electricity

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12
Q

Row and Periods Begin with what type of metal

A

Alkali

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13
Q

Rows and periods And with what type of element

A

Noble gases

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14
Q

Group are also called

A

Family

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15
Q

Alkali Medals react by me Violently with what Substance?

Are they found for your nature

A

WateR

No

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16
Q

How many valence Electrons are found in alkaline. Earth metals

A

2

17
Q

What metals are good conductors of heat and electricity

A

Transition metal

18
Q

Which group has seven valence. Electrons and are never found in nature

A

2

19
Q

Which group makes up the earths atmosphere

A

Noble gases

20
Q

Which group of elements are mostly synthetic. Or man made

A

Rare earth elements

21
Q

Chemical properties describe

A

the behavior of substance as it becomes new substance

22
Q

Physical properties describe

A

A characteristic or desperation of a substance that may help you identify it

23
Q

Has elements that are bonded to make different substance

A

Compound

24
Q

Elements that aren’t bonded together

A

Mixture

25
Q

Qualitative

A

Shape

26
Q

Quantitative

A

Measure

27
Q

Name three chemical changes clue

A

Color change

Gives of gas

Particles do life form

7th Grade Social Studies (9 decks)

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