General
Easy
Chemistry-

Which of the following statement concerning the two isotopes 13Al27 and 14Si27 are not incorrect

Chemistry-General

  1. Both the isotopes contain 27 electrons per atom    
  2. The aluminium isotope has more neutrons peatothathe silicoisotope    
  3. Both the isotopes have a atomic number 27    
  4. If 13Al27abosobsneutron,siliconisotope is formed    

    Answer:The correct answer is: Both the isotopes have a atomic number 27

    Book A Free Demo

    +91

    Grade*

    Related Questions to study

    General
    chemistry-

    The electroniconfiguration of adpositive metal ion M2+ is 2,8,14and its ionic weigth is 58a.m.u.Thenumberofneutrons iits nucleus would be:

    The electroniconfiguration of adpositive metal ion M2+ is 2,8,14and its ionic weigth is 58a.m.u.Thenumberofneutrons iits nucleus would be:

    chemistry-General
    General
    chemistry-

    The ratio of spectificharge of a proton and are α-particlis:

    The ratio of spectificharge of a proton and are α-particlis:

    chemistry-General
    General
    chemistry-

    Choosthe falsstatemenabout deuterium :

    Choosthe falsstatemenabout deuterium :

    chemistry-General
    General
    chemistry-

    Selecisoelectroniset:
    a) Na+, H3O+,NH4+
    b)CO-23 ,NO3,HCO3
    c)P-3 ,HCl,C2H6,PH3
    d)N-3 ,O ,F

    Selecisoelectroniset:
    a) Na+, H3O+,NH4+
    b)CO-23 ,NO3,HCO3
    c)P-3 ,HCl,C2H6,PH3
    d)N-3 ,O ,F

    chemistry-General
    General
    chemistry-

    No. of alsub shells of n+ι=7 is -

    No. of alsub shells of n+ι=7 is -

    chemistry-General
    General
    chemistry-

    Thatom A,B,C havthconfiguration A→[Z(90)+n(146)],B→[Z(92)+n(146)] C→[Z(90)+n(148)] sthat:
    a)A and C-Isotones
    b)A and C-Isotopes
    c)A and C-Isobars
    d)B and C-Isobars
    e)B and C–Isobars The wronstatementare:

    Thatom A,B,C havthconfiguration A→[Z(90)+n(146)],B→[Z(92)+n(146)] C→[Z(90)+n(148)] sthat:
    a)A and C-Isotones
    b)A and C-Isotopes
    c)A and C-Isobars
    d)B and C-Isobars
    e)B and C–Isobars The wronstatementare:

    chemistry-General
    General
    biology

    Bundle of His is a network of

    Bundle of His is a network of muscle fibres found in between two ventricles.

    Bundle of His is a network of

    biologyGeneral
    Bundle of His is a network of muscle fibres found in between two ventricles.
    General
    biology

    Association of m-RNA with several ribosomes is called -

    Association of m-RNA with several ribosomes is called -

    biologyGeneral
    General
    chemistry-

    Thelectroniconfiguration of element when jusabovthelement witatominumber 4thsamperiodigrouis:

    Thelectroniconfiguration of element when jusabovthelement witatominumber 4thsamperiodigrouis:

    chemistry-General
    General
    biology

    Material exchange through nucleopores is faciliate by -

    Material exchange through nucleopores is faciliate by -

    biologyGeneral
    General
    chemistry-

    What is the electroniconfiguration of an element in its first excited state which is isoelectroniwithO2

    What is the electroniconfiguration of an element in its first excited state which is isoelectroniwithO2

    chemistry-General
    General
    chemistry-

    4s2 is the configuratioof the outermost orbitaoan elementIts atomiumber would be:

    4s2 is the configuratioof the outermost orbitaoan elementIts atomiumber would be:

    chemistry-General
    General
    chemistry-

    A transitiometaX’ has a configuration [Ar] 3dits+3oxidationstate.Itsatomic number is-

    A transitiometaX’ has a configuration [Ar] 3dits+3oxidationstate.Itsatomic number is-

    chemistry-General
    General
    chemistry-

    Electroniconfiguration  has violated:

    Electroniconfiguration  has violated:

    chemistry-General
    General
    chemistry-

    36Khathelectron configuration (18Ar4s2 3d14p6.The39thelectronwillgo into which onothfollowinsub-levels:

    36Khathelectron configuration (18Ar4s2 3d14p6.The39thelectronwillgo into which onothfollowinsub-levels:

    chemistry-General