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Will Cl-35 and Cl-37 have different vale...

Will Cl-35 and Cl-37 have different valency.

Text Solution

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No, it is because these are isotopes of chlorine that have same atomic number but different mass number.
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Will CI-35 and CI -37 have different valency ?

(i) How does the electronic configuration of an atom relates to its position (period and group) in the modern periodic table ? (ii) Would you place the two isotopes of chlorine, Cl -35 and Cl -37, in different slots because of their different atomic masses or in the same slot because their chemical properties are the same ? Justify your answer.

Knowledge Check

  • In compounds of the type ECl_3 where E=B, P, As or Bi, the angle Cl-E-Cl for different E are in the order

    A
    B gt P = As = Bi
    B
    B gt P gt As gt Bi
    C
    B lt P = As = Bi
    D
    B lt P lt As lt Bi

  • The oxidation number of C in CH_4 , CH_3Cl ,CH_2Cl , CHCl_3 and CCl_4 is respectively

    A
    (-4,-2,0,+2,+4)
    B
    (+2,+4,0,-2,-4)
    C
    4,2,0,-2,-4
    D
    0,2,-2,4,4

  • The correct order of electron gain enthalpy with negative sign of F,Cl, Br and I, having atomic number 9,17,35 and 53 respectively is:

    A
    FgtClgtBrgtI
    B
    ClgtFgtBrgtI
    C
    BrgtClgtIgtF
    D
    IgtBrgtClgtF

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    (i) Why do we classify elements ? (ii) What are the two criteria used in the development of Modern Periodic Table ? (iii) State the position of (a) metals, (b) non-metals and ( c) metalloids in the periodic table. (iv) Would you place two isotopes of chlorine, Cl-35 and Cl-37 in different slots of the periodic table because of their different atomic masses or in the same slot because their chemical properties are same ? Justify your answer.

    Consider the isotopes of chlorine, Cl- 35 and Cl-37. would you place them in different slots becauses their atomic masses are different ? Or would you place them in the same position because their chemical properties are the same?

    The two isotopes of chlorine have atomic masses 35 u and 37 u. Should they be placed in the same slot in the periodic table?

    Which of the following pairs of elements would have higher electron gain enthalpy? (a) N or O , (b) F or Cl . Explain.

    Predict whether or not Cl_(2) would disproportionate in cold alkaline medium. The standard reduction potentials of Cl_(2)|Cl^(c-) and ClO^(c-)|Cl_(2) are 1.36V and 0.40V , respectively.

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