Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

year 8 Science > Atoms And Elements > Flashcards

Atoms And Elements Flashcards

0
Q

What are elements?

A

The building block chemicals.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
1
Q

What is everything made of?

A

Atoms

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Groups of atoms are…

A

…molecules.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What shows all of the elements?

A

The periodic table.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

The periodic table is split into…

A

…metals and non- metals.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Two Elements that occur in the ground are…

A

…gold and silver.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Two elements that occur in rocks are…

A

…copper and tin.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Two elements discovered using electricity or heat…

A

…Copper and tin and aluminium and sodium.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

All elements are represented by…

A

…symbols.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What are compounds?

A

A chemical made from two or more elements joined together.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Who made the first discovery about atoms?

A

Circa 400 bc

Democritas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

When was Coulomb’s law invented?

A

1780s.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Who invented the atomic theory in 1803?

A

John Dalton.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

Who discovered the plum pudding atom model?

1896

A

J.J Thomson.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What did Ernest Rutherford discover and when?

A

All of the mass of the atom is in a positively charged ball at the atoms centre. (1909)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Who discovered the neutrally charged neutron?

A

Chadwick 1931

16
Q

Who invented the large hadron collider in 2013?

A

Peter Higgs.

17
Q

Learn the metals song!!!!

A

“Metals are shiny, metals conduct,
Metals are sonorous and malleable and ductile,
And metals have, And metals have, And metals have…
Generally high melting and boiling points!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!”

18
Q

H2S with a small two

A

Hydrogen sulfide.

19
Q

SO2 with a small two.

A

Sulfur dioxide.

20
Q

Boron symbol

A

B

21
Q

Antimony symbol

A

Sb

22
Q

Calcium symbol

A

Ca

23
Q

Mercury symbol

A

Hg

24
Q

Lead symbol

A

Pb

25
Q

Coal or carbon symbol

A

C

26
Q

Sodium symbol

A

Na

27
Q

Gold symbol

A

Au

28
Q

Xenon symbol

A

xe

29
Q

Iodine symbol

A

I

30
Q

When two elements are chemically joined together they become…

A

A compound

31
Q

Most elements are…

A

Metals

32
Q

Most non-metals have a ____ melting point.

A

Low

33
Q

How many atoms are in a Sulphur Dioxide molecule?

A

3

34
Q

Iron oxide is…

A

A compound of oxygen and iron.

35
Q

The smallest particle of a compound is a…

A

Molecule.

36
Q

The smallest particle of an element is an….

A

Atom.

year 8 Science (10 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions