Intro to Chemistry

An atom with a positive or negative electric charge is called a/an ______________

The atomic mass is ______________________.

The atomic symbol for chlorine is _______________

chemistry is the study of ________________________

The outer valence shell is where ______________takes place.

The atomic symbol for plutonium is ______________

Negatively charges particles, which are found outside the nucleus are called __________________

The center part of an atom, which contains protons and neutrons is called the _______________

The atomic symbol for barium is ______________

The atomic symbol for sulfur is _________________.

The atomic symbol for copper is ________________

The atomic symbol for tin is ___________________

The atomic symbol for phosphorus is _____________

The atomic symbol for sodium is _____________

Columns which contain elements with similar chemical behaviors are called ___________________

The atomic symbol for hydrogen is ________________

The atomic symbol for calcium is _______________

The atomic symbol for uranium is _____________

The atomic symbol for iron is ___________________

protons, neutrons, and electrons are ________________

The atomic symbol for silver is __________________

The atomic symbol for nickel is___________________

Particles in the nucleus of an atom, which have no charge are called _______________________

The atomic symbol for titanium is ________________

The basic unit of a chemical element is called a/an ___________

This molecule represents _______________.

The atomic symbol for nitrogen is ________________

The atomic symbol for radon is _________________

The atomic symbol for gold is ___________________

The orbit followed by electrons around an atom's nucleus is called ____________________

The atomic symbol for iodine is ________________

The atomic symbol for radium is

The atomic symbol for potassium is ________________

Substances found together that are NOT chemically bonded are called a _________________

The atomic symbol for oxygen is_____________

The atomic symbol for mercury is _____________________

The seven horizontal rows on the periodic table are called ____________________

Two or more elements chemically bonded together is called a _______________________

The atomic symbol for carbon is _________________

Na (sodium) is an example of an element. True or false?

Bonus: neon signs are made with ________ gases

The positively charge particles in the nucleus of an atom are called ________________

Pure substances that cannot be separated into simpler substances are called __________________

An organized list of all known elements are called the _______________________

The atomic symbol for platinum is ____________

The atomic number is _______________

An element which has variations, with different numbers of neutrons is called a/an ___________