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Periodic Table
Periodic Table II
Chemistry
Chemistry II
Periodic Table III
100

Vertical columns on the periodic table are called?

What are groups?

100

Symbol for Helium is ……

What is He?

100

A homogeneous mixture made of two or more substances is called ______________

A solution

100

Forces that hold atoms together are ……

What is chemical bonds?

100

Which group of elements are located on the left and center of the table. They are typically good conductors of heat and electricity.

Metals

200

Horizontal rows in the periodic table of elements are ………

What are Periods?

200

What does the atomic symbol C stand for?

Carbon
200

What do we call something that is manmade?

Synthetic

200

Mixtures that you cannot see the different parts and every sample looks the same. Example: saltwater

Homogeneous mixtures

200

What group of elements are located in a diagonal 'staircase' and have properties of metals and non-metals?

Metalloids

300

What does is the chemical composition NaCl called?

Salt

300

Located to the right of Alkali metals and not as reactive are

What is Alkaline Earth Metals?

300

What are fossil fuels made of?

Fossil fuels are made of the remains of ancient plants and animals that contain carbon

300

What are fuels from recently living organisms called?

Biofuel

300

Which group of elements are found on the upper right (e.g., Halogens and Noble Gases). These elements are usually poor conductors and highly volatile.

Non-metals

400

What type of elements are a good conductor of heat and electricity?

Metals

400

Protons have a _____________ charge and electrons have a ______________ charge.

Protons positive

Electrons negative

400

A mixture made of parts that separate upon standing like oil and vinegar.

What is Suspension?

400
Mixtures that are not uniform throughout and the different parts are visible. Example: trail mix

Heterogeneous mixtures

400

The _____________ number of an element is the number of protons in the nucleus (which dictates what the element is).

atomic

500

What are the four parts of an atom?

Nucleus, protons, electrons, and neutrons

500

The pair who helped discover the radioactive elements Polonium and Radium

Marie and Pierre Curie

500

3Fe + O2  —> Fe3O4

Balanced or Not Balanced?

What is Not Balanced?

500

How do animals get carbon into their bodies? 

By eating plants or other animals

500

Who is credited with creating the Periodic Table?

Dmitri Mendeleev