Brainscape's Knowledge GenomeTM

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


See full index

Physical Science > Chemistry > Flashcards

Chemistry Flashcards

1
Q

What is an atom

A

The smallest building block of matter

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

What is an atom made up of

A

Protons, neutrons, electrons

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

What is in the nucleus of an atom

A

Protons and neutrons

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

What is an element

A

A pure substance that consists of only one type of atom

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

What is a compound

A

A pure substance that consists of two or more different types of atom

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

What are the first 20 elements of the periodic table

A

Hydrogen, helium, lithium, beryllium, boron, carbon, nitrogen, oxygen, fluorine, neon, sodium, magnesium, aluminum, silicon, phosphorus, sulfur, chlorine, Argon, potassium, calcium

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

What are the seven diatomic molecules

A

Hydrogen, nitrogen, oxygen, fluorine, bromine, iodine, chlorine

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

What do we follow when naming compounds

A

We write the name of the metal or hydrogen first, then we add -ide -ate or -ite depending on number of elements

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

What is a molecule

A

A combination of two or more atoms

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

What is the formula for copper sulfate

A

CuSO4

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

Write down the chemical formula for magnesium nitrate

A

Mg(NO3)2

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

What is the chemical formula for iron oxide

A

Fe2O3

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

What is the formula for hydrogen sulfide

A

H2S

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

What is the formula for hydrogen nitride

A

H3N

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

What is the formula for sodium sulfate

A

Na2SO4

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

What is SO4

A

Sulfate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What is the formula for calcium carbonate

A

CaCO3

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What is the chemical name for OH

19
Q

What is the chemical name of NO2

A

Nitrogen dioxide

20
Q

What is the chemical name for N2O4

A

Dinitrogen tetroxide

21
Q

What is the chemical name for SO2

A

Sulphur dioxide

22
Q

What is the chemical name for SO3

A

Sulphur trioxide

23
Q

What is the formula for magnesium fluoride

24
Q

What is the formula for calcium chloride

25
What is the formula for copper nitride
Cu3N2
26
What is the formula for calcium hydroxide
Ca(OH)2
27
What is the chemical and common name for H2O
Hydrogen oxide and water
28
What is the chemical and common name for NH3
Hydrogen nitride and ammonia
29
What is the chemical and common name for CH4
Methane and natural gas
30
What is the chemical and common name for HCl
Hydrogen chloride and hydrochloric acid
31
What is the chemical and common name for H2SO4
Hydrogen sulfate and sulfuric acid
32
What is the chemical and common name for HNO3
Hydrogen nitrate and nitric acid
33
What is the chemical and common name for NACl
Sodium chloride and table salt
34
What is the chemical and common name for H2CO3
Hydrogen carbonate and carbonic acid
35
What is the chemical and common name for KOH
Potassium hydroxide and caustic potash
36
What is the chemical and common name for NAOH
Sodium hydroxide and caustic soda
37
What is the chemical and common name for Ca(OH)2
Calcium hydroxide and hydrated lime
38
What is the chemical and common name for NaHCO3
Sodium hydrogen carbonate and bicarbonate of soda
39
What is the chemical and common name for MgSO4
Magnesium sulfate and epsom salt
40
What is the chemical and common name for KNO3
Potassium nitrate and saltpeter
41
What is the chemical and common name for CuSO4
Copper sulfate and blue vitrol
42
What can We tell from the formula of a substance eg H2O
- the ratio the substances bond in - whether compound or element - the different substances - elements and compounds are pure substance - name of compound or element
43
What does stock notation refer to in a formula
The valency of the transitional metal
44
What is the valency of transitional metals
Silver (Ag) - 1+ Cr, Fe, Co - 3+ or 2+ Rest - 2+

Physical Science (29 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions