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Prequiz Chem
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Prequiz Chem

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    Prequiz Chem Prequiz Chem Presentation Transcript

    • What do you know about atoms and bonding?
    • How many valence electrons are there in an atom of phosphorus ?
    • How many valence electrons are there in an atom of magnesium ?
    • What is the electron configuration of the iodide ion (I 1- )?
    • What is the electron configuration of the calcium ion ?
    • How many electrons does boron need to give up to achieve a noble-gas electron configuration?
    • What is the charge of a particle which contains 9 protons and 10 electrons?
    • The octet rule states that, in chemical compounds, atoms tend to have _______.
    • Which of the following ions has a pseudo-noble-gas configuration? Cu 1+ or Fe 2+
    • Does sulfur form an anion or cation when it combines with a metal?
    • What is the name of the ionic compound formed from strontium and phosphorus ?
    • What is the formula for sodium sulfate?
    • What occurs in an ionic bond?
    • Which of the pairs of elements is most likely to form an ionic compound: a) sodium and aluminum, or b) magnesium and fluorine
    • What is the basis of a metallic bond?
    • What is an alkane
    • Define a hydrocarbon
    • Write a balanced equation for the complete combustion of ethane and another for pentane
    • What is a covalent bond?
    • What type of bonding does water exhibit?
    • Draw a Lewis dot diagram of ammonia, NH 3
    • What is a lattice?
    • What are the properties of diamond?