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    Guess i can post all my worries here

    http://filestore.aqa.org.uk/subjects...1-QP-JUN15.PDF
    How am i supposed to do question 5a????
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    (Original post by dskinner)
    Guess i can post all my worries here

    http://filestore.aqa.org.uk/subjects...1-QP-JUN15.PDF
    How am i supposed to do question 5a????
    How many electron pairs are around the O?
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    (Original post by alow)
    How many electron pairs are around the O?
    O has 6 electrons in its outer shell and it gets 1 more from H and another one from O

    so 4 electron pairs 2 lone pairs so angle is 107°???
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    (Original post by dskinner)
    O has 6 electrons in its outer shell and it gets 1 more from H and another one from O

    so 4 electron pairs 2 lone pairs so angle is 107°???
    There are 2 LPs so probably closer to 105°.
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    (Original post by alow)
    There are 2 LPs so probably closer to 105°.
    oops good point

    tetrahedral shape is 109.5° right?
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    (Original post by dskinner)
    oops good point

    tetrahedral shape is 109.5° right?
    Yeah.
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    (Original post by alow)
    Yeah.
    http://filestore.aqa.org.uk/resource...-74041-SQP.PDF
    I'm stuck on question 1 part 2 and 3 not sure what to do here
 
 
 
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