Chemistry

8th

grade

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Acizi

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10 questions

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  • Multiple Choice
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    1 minute
    1 pt

    Toți acizii conțin ....

    O

    C

    H

    S

  • Multiple Choice
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    1 minute
    1 pt

    Oxiacizii conțin ...

    Na

    O

    Ca

    Fe

  • Multiple Choice
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    1 minute
    1 pt

    Vitriolul are formula

    H2S

    H2SO4

    H2SO3

    SO2

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