Fall Final Practice Flashcardizz

Front

What are anions?

Back

Anions are negatively charged ions that gain electrons.

Front

What is the chemical formula for calcium chloride?

Back

The chemical formula for calcium chloride is CaCl₂.

Front

Why can subatomic particles usually pass undeflected through an atom?

Back

Subatomic particles can usually pass undeflected through an atom because the volume of an atom is mostly empty space.

Front

What is the chemical formula for caffeine?

Back

The chemical formula for caffeine is C8H10N4O2, and it is a covalent compound.

Front

How can the number of protons in carbon (C) be determined?

Back

The number of protons in carbon (C) is equal to its atomic number.

Front

What is the charge of cations?

Back

Cations are positively charged ions that lose electrons.

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is the difference between ionic and covalent compounds?

Back

Ionic compounds are formed by the transfer of electrons, while covalent compounds are formed by the sharing of electrons.

Front

What is the significance of the atomic mass?

Back

The atomic mass is the weighted average mass of an element's isotopes, reflecting the number of protons and neutrons.

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound.