Atomic Structure
Periodic Table
Elements and Properties
Chemical Bond
Acids and Bases
100

This subatomic particle has a negative charge.  

What is an electron?

100

These are the vertical columns on the periodic table

What are groups or families?

100

This type of element is typically shiny and malleable.

What is a metal?

100

This type of chemical bond forms when atoms share electrons.

What is a covalent bond?

100

This substance changes color when it comes into contact with an acid.

What is an indicator?

200

This is the dense center of an atom containing protons and neutrons.

What is the nucleus?

200

This is the number of valence electrons found in Group 2 elements.

What is 2?

200

This type of element is often brittle and can sometimes conduct electricity.

What is a metalloid?

200

This type of molecule has slight positive and negative charges at opposite ends.

What is a polar molecule?

200

This type of substance often feels slippery.

What is a base?

300

These are atoms of the same element that have different numbers of neutrons.

What are isotopes?

300

These elements are found in Group 18 of the periodic table. 

What are noble gases?

300

This type of element is typically dull and does not conduct electricity well.

What is a nonmetal?

300

This is what happens to electrons when atoms form a covalent bond.


What is sharing electrons?

300

This type of substance typically tastes sour. 

This type of substance typically tastes sour.

400

This is the number of neutrons in an atom with 19 protons and a mass number of 39.

What is 20?

400

This element is in the same group as sulfur and is also found in period 2.

What is oxygen?

400

This type of element is commonly used as a semiconductor in electronic devices.

What is a metalloid?

400

This type of covalent bond forms when electrons are shared unequally between atoms.

What is a polar covalent bond?

400


This is what is likely to be damaged by an acid.

What is a metal or carbonate?
500

This element has 17 protons, 18 neutrons, and a mass number of 35.

What is chlorine?

500

 This is the number of valence electrons in a neutral atom of chlorine.

What is 7?

500

This type of element is shiny, malleable, and conducts electricity well.

What is a metal?

500

This type of bond forms when electrons are transferred from one atom to another, creating oppositely charged ions.

What is an ionic bond?

500

This is the result of a Neutralization Reaction.

What is a salt and water?