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Chemistry

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Kobe Considine

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Cards in this guide (10)
Which term describes the describes the disorder of random molecular motion

Entropy

Does H2 have a molecular dipole moments

No. H2 does not have a permanent dipole moment.

Why are prefixes not needed in naming ionic compounds

Ions combine in only one ratio, so prefixes are not needed.

What best describes a bond formed between two unlike atoms

The type of bond is determined by the difference in electrongativity of atoms

What happens to the atomic radius when an electron is lost

The positive ionic radius is smaller than the neutral atomic radius

What is an example of a chemical name using prefixes

Carbon dioxide

Which of the following has the smallest radius is K plus Rb Rb plus K

K+

When would dipole dipole be significant

Dipole-dipole forces play a significant role when a molecule is polar.

Which molecule or ion has a linear shape

BeCl2

Which of the following could be considered a benefit of modern farming techniques

The food we eat is fresher because it is treated with preservatives.

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