Atoms and the Periodic Table

All of an atom's electrons can interact with the electrons of other atoms to form bonds.

An ion is always a negatively charged particle.

According to current atomic theory, electrons are in fixed locations.

The smallest particle into which an element can be divided and still be the same element.

______ are poor conductors of heat and electricity.

What bond forms when atoms share one or more pair of electrons?

Metals are good conductors of electric current.

Uncharged particles.

What is a particle with a positive/negative charge that forms when an atom gain/loses electrons

The atom is the previous question is reactive because its outermost energy level is not full.

The _____ _____ is an abbreviation for the element's name.

Metallic bonds are the strongest type of bond.

______ are elements that are shiny and conduct heat and electricity well.

Every atom of the same element has the same atomic number.

Each vertical column (from top to bottom) of elements on the periodic table is called ______.

Metals _____ be reshaped without breaking.

In general, covalent compounds have ____ boiling points.

What is an interaction that holds the atoms or ions together?

Positively charged particles.

What is a force that brings oppositely charged ions together?

What are electrons found in the outermost energy level of an atom?

Electrons move in orbits in the same way planets orbit the sun.

You can use a light microscope to see the atoms in fabric.

Negatively charged particles.

Some atoms bonds by sharing electrons.

What is a group of atoms held together by a chemical bond called?

Horizontal rows (from left to right) of elements on the periodic table are called a _____.

_____ are elements that have some properties of metal and some properties of nonmetals.

What type of bonds form between metal atoms when their outermost energy levels overlap?

Ionic bonds usually form between a positively charged metal and a negatively charged _____ ion.

What is the name for the number of protons in the nucleus of an atom?

Atoms are rearranged during a chemical change when bonds break and form.

A small, dense center that has a positive charge and is surrounded by moving electrons.

A bohr model is the best choice to show how many atoms are rearranged in molecules.

What is the area around the nucleus?

What is the name for the total number of protons and neutrons in an atom's nucleus?

The arrangement of elements into a pattern is called _____ _____.

An atom does not react with other atoms if it has the same number of protons and electrons.

The nucleus of an atom does not change when the atom undergoes a chemical reaction.

The nucleus contains neutrons and electrons.