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Worksheet 1A: Atoms, Ions, and Naming Compounds

  • Page ID
    36933
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    1. Fill in the following table

    Symbol \(\ce{^{52}Cr}\)
    Protons 25 82
    Neutrons 30 64
    Electrons 48 86
    Mass No. 222 207

    2. Fill in the following table

    Symbol \(\ce{^{59}Co^{3+}}\)
    Protons 34 76 80
    Neutrons 46 116 120
    Electrons 36 78
    Charge 2+

    3. Predict the charge of the most stable ion of each atom

    1. \(Mg\)
    2. \(Al\)
    3. \(K\)
    4. \(S\)
    5. \(F\)
    6. \(Sr\)
    7. \(Sc\)
    8. \(P\)
    9. \(I\)
    10. \(Se\)

    4. Predict the chemical formula and name for the ionic compound formed by the following

    1. \(Ca\) and \(Br\)
    2. \(K\) and \(CO\)
    3. \(Al\) and \(C_2H_3O_2\)
    4. \(NH_4\) and \(SO_4\)
    5. \(Mg\) and \( PO_4\)
    6. \(Cu^+\) and \(S\)
    7. \( Fe^{3+}\) and \(O\)
    8. \( Hg^{2+}\) and \( CO_3\)
    9. \( Ca\) and \( CO_3\)

    5.Predict if the following compounds are ionic or molecular, then name appropriately

    1. \(B_2H_6\)
    2. \(CH_3OH\)
    3. \( LiNO_3\)
    4. \( Sc_2O_3\)
    5. \( CsBr\)
    6. \( NOCl\)
    7. \( NF_3\)
    8. \(Ag_2SO_4\)
    9. \(PF_5\)
    10. \( NaI\)
    11. \( SCl_2\)
    12. \( Ca(NO_3)_2\)
    13. \(FeCl_3\)
    14. \( LaP\)
    15. \( CoCO_3\)
    16. \(N_2O_4\)


    Worksheet 1A: Atoms, Ions, and Naming Compounds is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts.

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