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Chemistry

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Haylie Prohaska

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4y ago
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Cards in this guide (11)
What is the correct formula for aluminum oxide

Al2O3

What is a lone pair

A lone pair is elements in a chemical reaction that are not used in the reaction.

How are transition metals named in metal compounds

A roman numeral in parentheses follows the name of the metal... apex

What makes atoms spread out around a central atom

the shared valence electron pairs repel each other.

Which of the following would be useful for converting gmol to gL

molarity

How does the shape of a molecule affect the polarity of the molecule

C.A molecule that has a symmetrical shape will be a nonpolar molecule.

What kind of covalent bond involves an even sharing of electrons

A nonpolar covalent bond involves an even sharing of electrons.

What determines the ratio of ions in an ionic compound

C.The charges on the ions

What elements have the highest and lowest ionization energy

Helium has the highest first ionization energy and francium has the lowest first ionization energy.

How does a lone pair contribute to the molecular shape

The lone pair repels the electrons of the adjacent bonds more so than does a bonding pair of electrons, so thus alters the molecular geometry of the molecule.

What is an intermolecular force

a force acting between two different molecules

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