RegChemistry S2-Final Flashcard

Front

What is the symbol for a Bromine ion after it gains 1 electron?

Back

Br⁻¹

Front

What is the formula for Calcium nitride?

Back

Ca₃N₂

Front

What is the periodic trend for electronegativity across a period?

Back

Electronegativity increases.

Front

What is the name of the compound FeI₃?

Back

Iron (III) Iodide

Front

What charge do anions carry?

Back

-

Front

What is the definition of an ion?

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

Front

What is the difference between cations and anions?

Back

Cations are positively charged ions, while anions are negatively charged ions.

Front

What is the formula for Sodium chloride?

Back

NaCl

Front

What is the significance of the octet rule in chemistry?

Back

The octet rule states that atoms tend to gain, lose, or share electrons to achieve a full set of eight valence electrons.

Front

What is the electron configuration for Calcium (Ca)?

Back

1s² 2s² 2p⁶ 3s²