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chemistry names elements
50問 • 2年前
  • Suhrid Saha
    • 通報

    問題一覧

  • 1

    solid to vapour directly

    Sublimation

  • 2

    both metals and non metal property

    metalloids

  • 3

    Seperation and purification of solid substances

    Crystallization

  • 4

    filtration by vapourisation and condensation both

    distillation

  • 5

    Fractionating column used to seperate two or more volatile liquids

    Fractional distillation

  • 6

    one substance is insoluble and other is liquid

    sedimentation

  • 7

    molecular mass is 1/12 th of

    C-12

  • 8

    Atomic number denoted by

    Z

  • 9

    Mass Number denoted by

    A

  • 10

    same atomic numbers different mass numbers

    isotopes

  • 11

    same mass no diff atomic numbers

    Isobars

  • 12

    diff atoms same neutrons

    Isotones

  • 13

    atoms molecules, ions contains same electrons

    isoelectroens

  • 14

    plum pudding model of an atom

    Thomson model

  • 15

    protons and neutrons collectivly called nucleons

    Rutherford model

  • 16

    when spectral lines in magnetic field are splitted into no. of fine lines

    Zeeman Effect

  • 17

    when spectral lines are placed in electric field , splitted into number of fine lines

    Starks effect

  • 18

    quantization of energy

    Bohr model

  • 19

    photon and quanta

    plank's quantum theory

  • 20

    orbital, elliptical and spherical

    Somerfield model

  • 21

    dual nature of electron

    de broglie equation

  • 22

    exact position and momentum cant be determined same time

    Heisenberg uncertainty principle

  • 23

    wave nature of electron

    Schrodinger's wave equation

  • 24

    father of periodic table

    Mendeleev

  • 25

    classified metals and non metals

    Lavoisier

  • 26

    law of octaves

    newland

  • 27

    Atomic volume curve

    lother mayer volume curve

  • 28

    periodic table

    mendeleev

  • 29

    physical and chemical properties of elements are their periodic function of atomic numbers

    Mosley

  • 30

    amount of energy released from one mole of ionic compound

    lattice enegy

  • 31

    energy released during adding an extra election

    Electron Affinity

  • 32

    amount of energy required to remove electron from isolated gas atoms

    Ionization potential

  • 33

    substances which have same chemical properties but different physical properties

    Allotropy

  • 34

    2 compounds same molecular formula but diff physical and chemical properties

    Isomerism

  • 35

    simple molecules combine to form a macro molecule

    polymerization

  • 36

    vulcanization of rubber

    SF6

  • 37

    50-60% of carbon

    Peat

  • 38

    60-70% of carbon

    Lignite

  • 39

    75-80% of carbon

    Bituminous

  • 40

    90-95% of carbon

    Anthracite

  • 41

    Newly discovered element

    ununseptium

  • 42

    Largest atom

    caesium

  • 43

    Smallest atom

    hydrogen

  • 44

    Most poisonous metal

    plutonium

  • 45

    Atomic size on moving down a group

    increases

  • 46

    Combining capacity of an element

    valency

  • 47

    Hypothetical charge that an atom would have if all bonds of atoms of different elements are removed

    oxidation state

  • 48

    oxidation state of fluorine

    -1

  • 49

    Metallic character on moving left to right

    decreases

  • 50

    Energy required to remove an electron from outermost shell of an isolated gasous atom

    Ionisation energy

    • height and distance

    height and distance

    Suhrid Saha · 32問 · 2年前

    height and distance

    height and distance

    32問 • 2年前
    Suhrid Saha

    idioms 4

    idioms 4

    Suhrid Saha · 49問 · 2年前

    idioms 4

    idioms 4

    49問 • 2年前
    Suhrid Saha

    Terms for studies

    Terms for studies

    Suhrid Saha · 42問 · 2年前

    Terms for studies

    Terms for studies

    42問 • 2年前
    Suhrid Saha

    suhrid biology important names scientists

    suhrid biology important names scientists

    Suhrid Saha · 50問 · 2年前

    suhrid biology important names scientists

    suhrid biology important names scientists

    50問 • 2年前
    Suhrid Saha

    biological term names (suhrid)

    biological term names (suhrid)

    Suhrid Saha · 48問 · 2年前

    biological term names (suhrid)

    biological term names (suhrid)

    48問 • 2年前
    Suhrid Saha

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    differences in cells

    Suhrid Saha · 6問 · 2年前

    differences in cells

    differences in cells

    6問 • 2年前
    Suhrid Saha

    obituaries August 2023

    obituaries August 2023

    Suhrid Saha · 16問 · 2年前

    obituaries August 2023

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    16問 • 2年前
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    event names

    event names

    Suhrid Saha · 19問 · 2年前

    event names

    event names

    19問 • 2年前
    Suhrid Saha

    GI tags

    GI tags

    Suhrid Saha · 47問 · 2年前

    GI tags

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    47問 • 2年前
    Suhrid Saha

    Imp themes 2023(suhrid)

    Imp themes 2023(suhrid)

    Suhrid Saha · 89問 · 2年前

    Imp themes 2023(suhrid)

    Imp themes 2023(suhrid)

    89問 • 2年前
    Suhrid Saha

    birth defects

    birth defects

    Suhrid Saha · 7問 · 2年前

    birth defects

    birth defects

    7問 • 2年前
    Suhrid Saha

    no. of chromosomes

    no. of chromosomes

    Suhrid Saha · 15問 · 2年前

    no. of chromosomes

    no. of chromosomes

    15問 • 2年前
    Suhrid Saha

    body parts similarity

    body parts similarity

    Suhrid Saha · 7問 · 2年前

    body parts similarity

    body parts similarity

    7問 • 2年前
    Suhrid Saha

    category and main plants

    category and main plants

    Suhrid Saha · 11問 · 2年前

    category and main plants

    category and main plants

    11問 • 2年前
    Suhrid Saha

    edible parts of fruits

    edible parts of fruits

    Suhrid Saha · 18問 · 2年前

    edible parts of fruits

    edible parts of fruits

    18問 • 2年前
    Suhrid Saha

    one word pyq 1

    one word pyq 1

    Suhrid Saha · 50問 · 2年前

    one word pyq 1

    one word pyq 1

    50問 • 2年前
    Suhrid Saha

    one word pyq 2

    one word pyq 2

    Suhrid Saha · 50問 · 2年前

    one word pyq 2

    one word pyq 2

    50問 • 2年前
    Suhrid Saha

    問題一覧

  • 1

    solid to vapour directly

    Sublimation

  • 2

    both metals and non metal property

    metalloids

  • 3

    Seperation and purification of solid substances

    Crystallization

  • 4

    filtration by vapourisation and condensation both

    distillation

  • 5

    Fractionating column used to seperate two or more volatile liquids

    Fractional distillation

  • 6

    one substance is insoluble and other is liquid

    sedimentation

  • 7

    molecular mass is 1/12 th of

    C-12

  • 8

    Atomic number denoted by

    Z

  • 9

    Mass Number denoted by

    A

  • 10

    same atomic numbers different mass numbers

    isotopes

  • 11

    same mass no diff atomic numbers

    Isobars

  • 12

    diff atoms same neutrons

    Isotones

  • 13

    atoms molecules, ions contains same electrons

    isoelectroens

  • 14

    plum pudding model of an atom

    Thomson model

  • 15

    protons and neutrons collectivly called nucleons

    Rutherford model

  • 16

    when spectral lines in magnetic field are splitted into no. of fine lines

    Zeeman Effect

  • 17

    when spectral lines are placed in electric field , splitted into number of fine lines

    Starks effect

  • 18

    quantization of energy

    Bohr model

  • 19

    photon and quanta

    plank's quantum theory

  • 20

    orbital, elliptical and spherical

    Somerfield model

  • 21

    dual nature of electron

    de broglie equation

  • 22

    exact position and momentum cant be determined same time

    Heisenberg uncertainty principle

  • 23

    wave nature of electron

    Schrodinger's wave equation

  • 24

    father of periodic table

    Mendeleev

  • 25

    classified metals and non metals

    Lavoisier

  • 26

    law of octaves

    newland

  • 27

    Atomic volume curve

    lother mayer volume curve

  • 28

    periodic table

    mendeleev

  • 29

    physical and chemical properties of elements are their periodic function of atomic numbers

    Mosley

  • 30

    amount of energy released from one mole of ionic compound

    lattice enegy

  • 31

    energy released during adding an extra election

    Electron Affinity

  • 32

    amount of energy required to remove electron from isolated gas atoms

    Ionization potential

  • 33

    substances which have same chemical properties but different physical properties

    Allotropy

  • 34

    2 compounds same molecular formula but diff physical and chemical properties

    Isomerism

  • 35

    simple molecules combine to form a macro molecule

    polymerization

  • 36

    vulcanization of rubber

    SF6

  • 37

    50-60% of carbon

    Peat

  • 38

    60-70% of carbon

    Lignite

  • 39

    75-80% of carbon

    Bituminous

  • 40

    90-95% of carbon

    Anthracite

  • 41

    Newly discovered element

    ununseptium

  • 42

    Largest atom

    caesium

  • 43

    Smallest atom

    hydrogen

  • 44

    Most poisonous metal

    plutonium

  • 45

    Atomic size on moving down a group

    increases

  • 46

    Combining capacity of an element

    valency

  • 47

    Hypothetical charge that an atom would have if all bonds of atoms of different elements are removed

    oxidation state

  • 48

    oxidation state of fluorine

    -1

  • 49

    Metallic character on moving left to right

    decreases

  • 50

    Energy required to remove an electron from outermost shell of an isolated gasous atom

    Ionisation energy