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توجه ! این یک نسخه آرشیو شده میباشد و در این حالت شما عکسی را مشاهده نمیکنید برای مشاهده کامل متن و عکسها بر روی لینک مقابل کلیک کنید : تصاوبر جالب از بلور



Sara12
10-29-2010, 12:26 AM
http://0.tqn.com/d/chemistry/1/0/b/o/epsomsaltcrystals2.jpg


Epsom salt is magnesium sulfate. It's easy to grow Epsom salt crystals. The crystals typically resemble shards or spikes. Initially the crystals are clear, though they whiten over time.

Sara12
10-29-2010, 12:27 AM
http://0.tqn.com/d/chemistry/1/0/j/o/chalkchromatography.jpg

These chalk chromatogaphy examples were made using chalk with ink and food coloring.

Sara12
10-29-2010, 12:35 AM
The volcano has been filled with water, vinegar, and a little detergent. Adding baking soda causes it to erupt.http://0.tqn.com/d/chemistry/1/0/g/_/volcanoerupt.jpg

Sara12
10-29-2010, 12:36 AM
http://0.tqn.com/d/chemistry/1/0/W/e/pinkrockcandy.jpg

If you look closely, you can see the monoclinic shape of the sugar crystals that comprise this rock candy.

Sara12
10-29-2010, 12:37 AM
Sodium silicate is the 'secret' ingredient in Magic Rocks that allows you to grow an underwater crystal garden while you watch.

http://0.tqn.com/d/chemistry/1/0/9/k/magicrocks2.jpg

Sara12
10-29-2010, 12:38 AM
You can make your own geode using plaster of paris, alum, and food coloring.
http://0.tqn.com/d/chemistry/1/0/J/k/crystalgeode.jpg

Sara12
10-29-2010, 12:39 AM
Slime is easy and fun to make.
http://0.tqn.com/d/chemistry/1/0/P/g/slime4.jpg

Sara12
10-29-2010, 12:40 AM
http://0.tqn.com/d/chemistry/1/0/7/k/alumoneday.jpg

You usually can get a nice alum

crystal overnight (shown here). If you let the crystal grow for a day or more, you can get larger crystals.

Sara12
10-29-2010, 12:42 AM
Shining a black light on magic powerballs makes them glow brightly in vivid neon colors.

http://0.tqn.com/d/chemistry/1/0/2/k/glowingpowerballs.jpg

Sara12
10-29-2010, 12:42 AM
http://0.tqn.com/d/chemistry/1/0/9/S/1/firebreathing.jpg

Firebreathing can be accomplished using a non-toxic, less-flammable fuel than the ones used by traditional firebreathers. Corn starch is the fuel being used for this firebreathing.

Sara12
10-29-2010, 12:43 AM
http://0.tqn.com/d/chemistry/1/7/H/o/bendwatercomb.jpg

Charge a plastic comb with static electricity from your hair and use it to bend a stream of water.

Sara12
10-29-2010, 01:26 AM
You could put a simple candle inside your Halloween jack-o-lantern, but filling it with green fire is much more fun!
http://0.tqn.com/d/chemistry/1/0/n/j/greenpumpkin3.jpg

Sara12
10-29-2010, 01:27 AM
I highly recommend the person stirring the ice cream wear insulated gloves, rather than risk a burn from an accidental nitrogen splash.

http://0.tqn.com/d/chemistry/1/0/j/j/liquidn2icecream.jpg

Sara12
10-29-2010, 01:27 AM
This Lichtenberg figure was made by shooting a beam of electrons (~2.2 million volts) through an insulator. The pattern is illuminated by blue LEDs.

http://0.tqn.com/d/chemistry/1/0/d/b/lichtenbergfigure.jpg

Sara12
10-29-2010, 01:28 AM
This festive punch has a glowing hand and gives off lots of fog. It tastes great, too!


http://0.tqn.com/d/chemistry/1/0/Z/j/glowinghand.jpg

Sara12
10-29-2010, 01:29 AM
Rainbow in a Glass Density Column
http://0.tqn.com/d/chemistry/1/0/E/V/rainbow.jpg

Sara12
10-29-2010, 01:32 AM
http://0.tqn.com/d/chemistry/1/0/l/g/jellostar.jpg


It's easy to make glowing gelatin. Just substitute tonic water for water in the recipe. You can cut it into shapes if you like. Ultraviolet light makes it glow, like from a black light.

Sara12
10-29-2010, 01:33 AM
Borax crystal snowflakes are fun and easy to make.


http://0.tqn.com/d/chemistry/1/0/M/_/crystalsnow1.jpg

Sara12
10-29-2010, 01:34 AM
Bubble Print


http://0.tqn.com/d/chemistry/1/0/8/m/bubbleprint4.jpg

Sara12
10-29-2010, 01:37 AM
http://0.tqn.com/d/chemistry/1/0/T/j/dryicebubble.jpg


If you coat a container of water and dry ice with bubble solution you will get a bubble that sort of resembles a crystal ball.

Sara12
10-29-2010, 01:38 AM
Salt and vinegar crystals are non-toxic and easy to grow. You can color the crystals with food coloring if you wish.http://0.tqn.com/d/chemistry/1/0/s/p/saltvinegarcrystals.jpg

Sara12
10-29-2010, 01:38 AM
http://0.tqn.com/d/chemistry/1/0/t/p/chromiumalum.jpg


This is a crystal of chrome alum, also known as chromium alum. The crystal displays the characteristic purple color and octohedral shape.

Sara12
10-29-2010, 01:39 AM
Copper Sulfate Crystals

http://0.tqn.com/d/chemistry/1/0/e/P/coppersulfate.jpg

Sara12
10-29-2010, 01:41 AM
This soap sculpture actually resulted from a small piece of Ivory soap. My microwave literally filled when I nuked an entire bar.
http://0.tqn.com/d/chemistry/1/0/k/V/soaptrick.jpg

Sara12
10-29-2010, 01:41 AM
http://0.tqn.com/d/chemistry/1/0/I/j/bluedaisy2.jpg
Blue Daisy

Sara12
10-29-2010, 01:42 AM
http://0.tqn.com/d/chemistry/1/0/6/f/glowingfountain2.jpgWhat do you get when you drop Mentos
candies into tonic water that is lit with a black light? Glow-in-the-dark fountain!

Sara12
10-29-2010, 06:54 PM
http://0.tqn.com/d/chemistry/1/0/0/o/lavalamp2.jpg


You can make your own lava lamp using safe household ingredients.

Sara12
10-29-2010, 06:55 PM
http://0.tqn.com/d/chemistry/1/0/N/i/violetflames.jpg


It's easy to make violet fire. Just ignite a mixture of salt substitute and methanol.

Sara12
10-29-2010, 06:57 PM
http://0.tqn.com/d/chemistry/1/0/U/j/dryicebubbles.jpg


This is what you get when you drop a piece of dry ice into bubble solution.

Sara12
10-29-2010, 06:58 PM
Epsom salt crystals needles grow in a matter of hours. You can grow clear or colored crystals.

http://0.tqn.com/d/chemistry/1/0/1/q/epsomsaltcrystals.jpg

Sara12
10-29-2010, 06:59 PM
http://0.tqn.com/d/chemistry/1/0/P/q/matchtrick.jpgPour water into a shallow dish, light a match in the center of the dish and cover it with a glass. The water will be drawn into the glass.

Sara12
10-29-2010, 07:00 PM
http://0.tqn.com/d/chemistry/1/0/_/u/smokebomb5.jpg

This homemade smoke bomb is easy to make and only requires two ingredients.

Sara12
10-29-2010, 07:01 PM
You can make a colorful many-layered density column using common household liquids.http://0.tqn.com/d/chemistry/1/0/_/t/1densitycolumn.jpg

Sara12
10-29-2010, 07:02 PM
http://0.tqn.com/d/chemistry/1/0/9/w/flubberproject.jpg


Flubber is a non-sticky and non-toxic type of slime.

Sara12
10-29-2010, 07:03 PM
http://0.tqn.com/d/chemistry/1/0/R/w/saltcrystalgeode4.jpg

This salt crystal geode was made using salt, water, food coloring and an egg shell.

Sara12
10-29-2010, 07:04 PM
http://0.tqn.com/d/chemistry/1/0/A/z/1glowingalumcrystals.jpg


These easy-to-grow alum crystals glow, thanks to the addition of a little fluorescent dye to the crystal growing solution.