1. Education
Send to a Friend via Email

Discuss in my forum

Anne Marie Helmenstine, Ph.D.

Chemistry February 2011 Archive

By

Follow me on:

Element of the Day - Helium

Saturday February 26, 2011
Helium first was detected by observing an unidentified spectral line in a solar eclipse. Although helium is the second most abundant element in the universe, it is quite rare on ... Read More

Flame Test Video

Saturday February 26, 2011
A flame test is a a fun and interested qualitative test. It can be used to help identify a metal or other ion in an unknown sample based on the ... Read More

Copper Sulfate Crystal Video

Friday February 25, 2011
Copper sulfate crystals, also known as copper sulphate crystals, are beautiful naturally blue crystals that grow from a copper salt that you can purchase at a home supply store or ... Read More

Lab Safety Rules Video

Wednesday February 23, 2011
You know how to be safe in the chemistry lab, right? Don't randomly mix chemicals, don't drink from beakers, do know where the emergency exits are. Can you name some ... Read More

Element of the Day - Iron

Tuesday February 22, 2011
Iron is one of the elements you can't live without. Each molecule of hemoglobin in your blood contains iron atoms, helping you transport oxygen throughout your body. Iron is the ... Read More

Carbon Element Quiz

Monday February 21, 2011
Carbon is one of the chemical elements that has been known in its pure form since ancient time. You encounter carbon every day. You literally can't live without it! Yet, ... Read More

How Many Bananas Does It Take to Poison You?

Sunday February 20, 2011
You probably know too much water and too many apple or cherry seeds can kill you, but did you know eating too many bananas may lead to an early demise? ... Read More

How to Reduce Fluoride Exposure

Saturday February 19, 2011
If want to reduce your intake of fluorine and fluoride, there are several steps you can take to limit your exposure: Don't drink unfiltered public water. Assume water is fluoridated unless ... Read More

Stink Bomb Video

Friday February 18, 2011

Carbon Monoxide and Meat Color

Wednesday February 16, 2011

Salt Crystal Garden Time Lapse Video

Tuesday February 15, 2011
Here's a time lapse video of the classic salt crystal garden project. The recipe for this type of chemical crystal garden is not critical. The easiest recipe is to mix ... Read More

Nuclear Decay Quiz

Saturday February 12, 2011
How well do you understand the processes of alpha decay, beta decay and electron capture? If you're a little shaky about the reactions, here's a quick review of the basics ... Read More

Element Names from Element Symbols Quiz

Friday February 11, 2011
If you're trying to learn the names and symbols of the first 20 elements in the periodic table you'll want to be able to identify the symbols of the elements ... Read More

Chemical Crystal Garden

Thursday February 10, 2011
This is the type of chemical crystal garden I remember growing as a kid. It uses salt, ammonia and laundry bluing, which were mixed together and poured over charcoal or ... Read More

How Do I Learn Chemistry Online?

Tuesday February 8, 2011
If you're looking for an online chemistry course, you have several options. Which you choose depends on what you need. If you are seeking an online chemistry course for credit, ... Read More

Women in Chemistry

Monday February 7, 2011
If you were asked to name a woman who made important contributions to the field of chemistry, the person who would likely come to mind is Marie Curie. Madame Curie ... Read More

How Much Are the Elements in Your Body Worth?

Sunday February 6, 2011
Have you ever wondered how much the elements in your body are worth? First, let's take a look at the elements from which you are made. Your body is approximately: ... Read More

Famous Black Chemists & Chemical Engineers

Thursday February 3, 2011
Did you know February is Black History Month in the US and Canada? Black scientists, engineers, and inventors have made important contributions to the science of chemistry. Here's a look ... Read More

Science Dates

Tuesday February 1, 2011
Valentine's Day is coming up, which got me thinking about dating and the types of dates that might be perfect if your sweetie is a scientist or is interested in ... Read More

©2014 About.com. All rights reserved.