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Chemistry

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Moriah Grady

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Cards in this guide (17)
How is the oxidation state of a transition metal determined from the chemical formula

The subscript of the second ion identifies the oxidation state of the transition metal

What does percent composition tell you about a molecule

It tells you how much of a molecule is made up of each element. - APEX

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

molarity

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 gained

The negative ionic radius is larger than the neutral atomic radius

How many total electrons can the d orbitals hold

10

What type of reaction is NaOH plus HCI-------------- H2O NaCI

An acid-base reaction

Why are prefixes used in naming covalent compounds

The same atoms can combine in more than one ratio.

How do hydrogen bonds compare with other intermolecular forces

Hydrogen bonds are stronger than dipole-dipole and Van der Waals forces.

Why does the s orbital fill before the p orbitals

The s orbital is lower in energy than the porbital.

What reaction shows a compound breaking apart into separate substances

Decomposition reaction

What bond is formed between two identical atoms

A molecular bond

Will two oxygen atoms form an ionic bond

Does two oxygen atoms for an ionic bond

What happens in a double replacement reaction

In this reaction a change of bonds of the reactants occur: the general form is:
AB + CD = AD + BC

Which of the following has the largest radius K plus Na plus Na or K

Potassium has the largest atomic radius.

Which molecule or ion has a trigonal planar shape

So3

Which molecule or ion has a linear shape

BeCl2

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