暗記メーカー
ログイン
chemistry

  • Mohamad Nabha

    • 問題数 83 • 2/10/2025

    記憶度

    完璧

    12問

    覚えた

    31問

    うろ覚え

    0問

    苦手

    0問

    未解答

    0問

    アカウント登録して、解答結果を保存しよう

    問題一覧

  • 1

    Aluminum ion

    Al³+

  • 2

    What color is ferrous ion

    green color

  • 3

    Iron(II) ion

    Fe²+

  • 4

    Cu²+

    copper(ll) ion

  • 5

    Bicarbonate ion / Hydrogen carbonate ion

    HCO3-

  • 6

    H3O+

    hydronium ion

  • 7

    What color is dichromate ion

    yellow/orange

  • 8

    K+

    Potassium ion

  • 9

    Hydronium ion

    H3O+

  • 10

    Al³+

    Aluminum ion

  • 11

    What ion has violet color

    permanganate ion

  • 12

    Iodide ion

    I-

  • 13

    Hydroxide ion

    HO-

  • 14

    Sulfide ion

    S²-

  • 15

    Nitrate ion

    NO3-

  • 16

    What ion has reddish brown (rust) color

    ferric ion

  • 17

    Acetate ion

    C2H3O2-

  • 18

    C2H3O2-

    acetate ion

  • 19

    Ca²+

    Calcium ion

  • 20

    Iron (III) ion

    Fe³+

  • 21

    What color is cupric ion

    blue color

  • 22

    Ag+

    silver ion

  • 23

    What color is ferric ion

    (rust) reddish brown

  • 24

    Fe³+

    Iron(lll) ion

  • 25

    NH4+

    ammonium ion

  • 26

    Dichromate ion

    Cr2O7²-

  • 27

    Carbonate ion

    CO3²-

  • 28

    Copper(I) ion

    Cu¹+

  • 29

    Hydrogen ion

    H+

  • 30

    Zn²+

    Zinc ion

  • 31

    What ion has blue color

    cupric ion

  • 32

    Oxide ion

    O²-

  • 33

    Na+

    sodium ion

  • 34

    Chloride ion

    Cl-

  • 35

    Sodium ion

    Na+

  • 36

    MnO4-

    permanganate ion

  • 37

    O²-

    Oxide ion

  • 38

    Cl-

    Chloride ion

  • 39

    Chromium ion

    Cr³+

  • 40

    Bromide ion

    Br-

  • 41

    I-

    Iodide ion

  • 42

    Zinc ion

    Zn²+

  • 43

    Potassium ion

    K+

  • 44

    What ion has green color

    ferrous ion chromium ion

  • 45

    Cu¹+

    copper(l) ion

  • 46

    What color is permanganate ion

    violet color

  • 47

    S²-

    Sulfide ion

  • 48

    Li+

    Lithium ion

  • 49

    Sulfite ion

    SO3²-

  • 50

    Fluoride ion

    F¹-

  • 51

    NO2-

    nitrite ion

  • 52

    SO3²-

    sulfite ion

  • 53

    Sulfate ion

    SO4²-

  • 54

    CO3²-

    carbonate ion

  • 55

    P³-

    phosphide ion

  • 56

    N³-

    Nitride ion

  • 57

    HCO3-

    bicarbonate ion / hydrogen carbonate ion

  • 58

    PO4³-

    phosphate ion

  • 59

    Magnesium ion

    Mg²+

  • 60

    Nitrite ion

    NO2-

  • 61

    Fe²+

    Iron (ll) ion

  • 62

    Calcium ion

    Ca²+

  • 63

    Cr³+

    chromium ion

  • 64

    Ammonium ion

    NH4+

  • 65

    NO3-

    nitrate ion

  • 66

    Lithium ion

    Li+

  • 67

    Phosphate ion

    PO4³-

  • 68

    Permenganate ion

    MnO4-

  • 69

    What ion has yellow/orange color

    dichromate ion

  • 70

    Phosphide ion

    P³-

  • 71

    Phosphite ion

    PO3³-

  • 72

    SO4²-

    sulfate ion

  • 73

    Mg²+

    Magnesium ion

  • 74

    Br-

    Bromide ion

  • 75

    HO-

    hydroxide ion

  • 76

    Cr2O7²-

    dichromate ion

  • 77

    Nitride ion

    N³-

  • 78

    Silver ion

    Ag+

  • 79

    H+

    Hydrogen ion

  • 80

    PO3³-

    phosphite ion

  • 81

    F¹-

    Fluoride ion

  • 82

    What color is chromium ion?

    green color

  • 83

    Copper(II) ion

    Cu²+