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Chemistry

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Gussie Gutkowski

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Cards in this guide (8)
What is a lanthanide element

A lanthanide element is any element that resides in the Lanthanide series on the Periodic Table. The Lanthanide series is just under the Actinide series on the Periodic Table and is usually seperated from the main part of the Periodic Table. All of the Lanthanide elements are radioactive.

Where does the mole ratio between two chemicals come from

they come from the balanced equations

What does the law of conservation of energy imply

energy can neither be created nor we destroy

That energy can only be converted between different forms ~Apex

Which elements occupy the same group in the periodic table

Elements that share the same column.

Which of the following best describes how scientists use gel electrophoresis

Separating DNA

Which of the following is a noble gas

Argon (Ar) is one of them

Sodium has 11 protons and 12 neutrons. What is its isotope notation

Na-23

which of the following contains matter

Atoms

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