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Chemistry Flashcards > Common Ions and Molecules + Equation Rules + Definitions > Flashcards

Common Ions and Molecules + Equation Rules + Definitions Flashcards

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1
Q

Phosphate

A

PO4^3-

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2
Q

Nitride

A

N^3-

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3
Q

Sulphate

A

SO4^2-

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4
Q

Carbonate

A

CO3^2-

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5
Q

Sulphide

A

S^2-

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6
Q

Oxide

A

O^2-

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7
Q

Sulphite

A

SO3^2-

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8
Q

Hydroxide

A

OH-

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9
Q

Nitrate

A

NO3-

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10
Q

Flouride

A

F-

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11
Q

Chloride

A

Cl-

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12
Q

Bromide

A

Br-

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13
Q

Iodide

A

I-

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14
Q

Hydrogen Carbonate

A

HCO3-

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15
Q

Manganate (VII)

A

MnO4-

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16
Q

Dichromate (VI)

A

Cr2O7^2-

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17
Q

Hydride ion

A

H-

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18
Q

Hydrogen

A

H+

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19
Q

Lithium

A

Li+

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20
Q

Sodium

A

Na+

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21
Q

Potassium

A

K+

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22
Q

Rubidium

A

Rb+

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23
Q

Caesium

A

Cs+

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24
Q

Francium

A

Fr+

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25
Q

Silver I

A

Ag+

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26
Q

Ammonium

A

NH4+

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27
Q

Beryllium

A

Be^2+

28
Q

Magnesium

A

Mg^2+

29
Q

Calcium

A

Ca^2+

30
Q

Strontium

A

Sr^2+

31
Q

Barium

A

Ba^2+

32
Q

Iron (II)

A

Fe^2+

33
Q

Zinc (II)

A

Zn^2+

34
Q

Nickle (II)

A

Ni^2+

35
Q

Copper (II)

A

Cu^2+

36
Q

Boron

A

B^3+

37
Q

Aluminium

A

Al^3+

38
Q

Iron (III)

A

Fe^3+

39
Q

Hydrochloric acid

A

HCl

40
Q

Nitric acid

A

HNO3

41
Q

Phosphoric acid

A

H3PO4

42
Q

Sulphuric acid

A

H2SO4

43
Q

Carbonate + acid

A

Carbon-dioxide + water + salt

44
Q

Metal-oxide + acid

A

Salt + water

45
Q

Metal + acid

A

Salt + hydrogen gas

46
Q

Base + acid

A

Salt + water

47
Q

Acid + alkali

A

Salt + water

48
Q

Soluble salt + soluble salt

A

Soluble salt + insoluble salt

49
Q

Exothermic

A

Chemical reaction that gives out heat energy.

50
Q

Endothermic

A

Chemical energy that draws in heat energy.

51
Q

Diffusion rate

A

Process of which particles mix by colliding randomly with each other and bouncing off in various directions.

52
Q

Sublimation

include an example

A

In which a gas goes straight to a solid and vice versa. It doesn’t go through a liquid state

E.G.
CO2

53
Q

Melting point

A

The temperature of which a solid becomes a liquid.

54
Q

Boiling point

A

The temperature of which a substance boils.

55
Q

Isotope

A

Atoms of the same element that have a different number of neutrons.

56
Q

Element

A

A substance that can’t be split into anything simpler in a chemical reaction.

57
Q

Valency

A

Number of electrons on the outer shell of an atom.

58
Q

Molecule

A

Two or more atoms help together by covalent bonds.

59
Q

Ion

A

Particle with an uneven number of protons and electrons. (They have a charge)

60
Q

Compound

A

A substance in which 2 or more elements are chemically combined.

61
Q

Aqueous

A

A solution in which H2O is the solvent.

62
Q

Combining power/valency

A

The number that tells you how many electrons an atom gains/loses in order to form a compound.

63
Q

Empirical formula

E.G
Ethene?

A

This is the simplest fixed ratio if atoms present in the compound.

Ethene = CH2

64
Q

Molecular formula

E.G
Ethene?

A

This is the actual formula of the compound.

Ethene = C2H4

65
Q

Catalyst

A

A substance that speeds up a chemical reaction without being used up in the process itself.

66
Q

Activation energy

A

The minimum amount of energy needed for a reaction to occur.

Chemistry Flashcards (11 decks)

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