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YEAR 9 - Chemistry > Booklet 1 > Flashcards

Booklet 1 Flashcards

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1
Q

Corrosive

A

This tells you that a chemical will attack your skin under contact

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2
Q

Highly Flammable

A

This warns you that a chemical will catch fire easily

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3
Q

Toxic

A

Means a chemical is poisonous, poisons can kill

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4
Q

Vertical and horizontal rows Periodic table

A

Group, Period

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5
Q

Metals state at room temperature

Non metal state?

A

Solid

50% solid ,50% gas

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6
Q

Metal melting point

A

High melting point

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7
Q

Non-metal melting point

A

Low temperature

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8
Q

Are metals electric and thermal?

Are non-metals?

A

Yes

No

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9
Q

Appearance for metals

And non-metals

A

Shiny

Dull

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10
Q

Density in metals

Density in non-metals

A

High

Low

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11
Q

Strength on metals

Strength of non metals

A

High

Low

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12
Q

Metal malleability and ductility

Nonmetal malleability and ductility

A

Yes

No

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13
Q

Elements are defined by…

A

Their atomic number

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14
Q

Atomic number = ___________

A

Number of protons

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15
Q

Protons charge
Electrons charge
Neutron charge

A

Positive
Negative
Neutral

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16
Q

Charged atoms are called _____

A

Ions

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17
Q

Neutral Atom - Number of Protons =_____

A

Number of electrons

18
Q

How is the charge of an ion shown?

A

Superscript

19
Q

What does OILRIG stand for?

A

Oxidation is loss (of electrons)

Reduction is gain (of electrons)

20
Q

What is the formula for atomic mass

A

Number of Protons + Number of Neutrons = Atomic mass

21
Q

Harmful/irritant

A

This symbols warns that a chemical may harm your health if you don’t use it properly. Irritant means you may get a rash if you get it on you or choke if you breathe it in

22
Q

What spreads out to fill any container?

A

Gas

23
Q

What states of matter are hard to compress?

A

Solid and liquid

24
Q

What particles vibrate on the spot?

A

Solid particles

25
Q

What states of matter can be poured?

A

Liquid and gas

26
Q

What particles mix and spread out quickly, and they are far apart?

A

Gas

27
Q

Which particles slide over each other?

A

Liquid

28
Q

Why can you smell hot bacon further away that cold bacon?

A

When you heat up the bacon it increases the rate of diffusion which produces the gas you smell, so more is released

29
Q

How many elements are there roughly?

A

100

30
Q

What do compounds contain?

A

Different elements chemically bonded together

31
Q

Chemical symbol for Tin?

A

Sn

32
Q

Chemical symbol for silver

A

Ag

33
Q

What are the two most common forms of Carbon?

A

Graphite and diamonds

34
Q

Why does oxygen come as O2?

A

As the atoms of oxygen are more stable when there are two molecules

35
Q

Define a molecule

A

A group of atoms which are bonded together

36
Q

What happens to Copper/Magnesium when burned?

A

It reacts with the oxygen on the air to form Copper/Magnesium oxide

37
Q

What do you call whats on the left hand side of an equation?

A

Reactants

38
Q

What do you call what’s on the right hand side of a equation?

A

Products

39
Q

Iron and Sulphur are a mixture, how do you create a compound of them?

A

Heat until the mixture starts to glow over a Bunsen-burner

40
Q

What is the conservation of mass in chemical reactions?

A

This dictates that even after a reaction the mass of substance stays the same

YEAR 9 - Chemistry (7 decks)

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