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chemistry > Inorganic Chem > Flashcards

Inorganic Chem Flashcards

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1
Q

substances consisting of 2/more atoms chemically combined in definite proportion by mass

A

compound

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2
Q

smallest part of compound that still retain its properties; including diatomic

A

molecules

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3
Q

expression for compound; equation for compound

A

formula

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4
Q

coefficient

A

whole number

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5
Q

compounds with pH below 7

A

acids

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6
Q

compounds with pH above 7

A

bases

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7
Q

compounds formed in reaction between acid and base other than water

A

salts

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8
Q

compounds that consist of element oxygen and combined with one other substance

A

oxides

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9
Q

2 or more substances not chemically combined and not definite proportion by mass

A

mixtures

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10
Q

parts are evenly dispersed throughout the other; sugar water

A

homogenous

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11
Q

parts with different properties; one is not uniform throughout mixture

A

heterogenous

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12
Q

heterogenous exs;

A

air
embalming fluid
blood

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13
Q

mixture of nitrogen, oxygen and other gases

A

air

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14
Q

ability of substance/material to do work

A

energy

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15
Q

stored energy

A

potential

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16
Q

energy of motion; by virtue of motion, moving energy

A

kinetic

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17
Q

groups of 2/more atoms of different elements that sometimes behaves as if they were a single atom; always possess a charge

A

polyatomic ions/radicals

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18
Q

polyatomic ions/radicals

A 
ammonium
bicarbonate
hydroxide
nitrate
carbonate
sulfate
phosphate
cyanide
hypochlorite
nitrite
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19
Q

ammonium

A

NH4

+1 CHARGE

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20
Q

bicarbonate

A

HCO3
-1 CHARGE
LIKES TO GET WITH SODIUM

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21
Q

hydroxide

A

OH
-1 CHARGE
LIKES TO GET WITH OXYGEN

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22
Q

nitrate

A

NO3

-1 CHARGE

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23
Q

carbonate

A

CO3

-2 charge

24
Q

end product of cremation

A

calcium carbonate

25
Q

sulfate

A

SO4

-2 charge

26
Q

phosphate

A

PO4

-3 CHARGE

27
Q

cyanide

A

CN
-1 CHARGE
LETHAL GAS

28
Q

hypochlorite

A

OCl

-1 CHARGE

29
Q

nitrite

A

NO4

- 1 CHARGE

30
Q

number below and to right; more than one molecule

A

subscript

31
Q

most abundant in universe

A

hydrogen

32
Q

all elements in group VII; salt formers

A

halogens

33
Q

halogens (4)

A

chlorine, fluorine, bromine, iodine

34
Q

halogen bleaching agent and disinfectant

A

chlorine

35
Q

most abundant in earths atmosphere

A

nitrogen

36
Q

most abundant on surface of earth; can exist in more than one form

A

oxygen

37
Q

most abundant on surface of earth

A

water

38
Q

results from presence of dissolved minerals and metallic elements; ex: calcium and magnesisum

A

hardness

39
Q

promotes blood to clot

A

hard water

40
Q

compounds in which a chemical union between water and certain substances when they crystallize

A

hydrates

41
Q

splitting/tearing apart of compounds by addition of water; reaction between salt and water which produces and acid and base of unequal strength

A

hydrolysis

42
Q

loss/removal of water from a substance; dessication

A

dehydration

43
Q

dissociation of substance in solution into ions

A

ionization

44
Q

positive charge atom/group of atoms; metals

A

cation

45
Q

negative charged atom/group of atoms; nonmetals

A

anion

46
Q

chemical reaction between acid and base which always forms a salt and water

A

neutralization

47
Q

compounds formed between reactions of an acid and base other than water; product of neutralization

A

salts

48
Q

pH below 7

A

acids

49
Q

acids yield hydrogen/hydrogen ions in aqueous solution

A

arrhenius

50
Q

acid donates a proton

A

bronsted-lowry

51
Q

acids accepts pair of electrons

A

lewis

52
Q

above 7

A

base

53
Q

base yields hydroxide ions in aqueous solution

A

arrhenius

54
Q

base accepts a proton

A

bronsted-lowry

55
Q

base donates pair of electrons

A

lewis

56
Q

sum of atomic weights of all atoms involved in compound

A

molecular weight

chemistry (9 decks)

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