121 Plus 9 Chemistry Experiments

121 Plus 9 Chemistry Experiments121 Plus 9 Chemistry Experiments for kids is an excellent book to teach the subject with cool experiments. Read with your kids and help them understand the chemistry behind various things.

Endothermic Cold Wave (Chemistry Experiments)

If a chemical change can cause heat (exothermic), can another chemical change make something cold?Things Required:A thermometer1 tablespoonful of Epsom saltsTap water, neither hot nor coldSpoonA medium-size jarPencil and paperDirections:Fill the jar with tap water. Place the thermometer in the water. With your hand, feel the coolness of the jar while you wait until the …

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Acid-Base Testing (Chemistry Experiments)

We have made Cabbage Indicator, Cabbage litmus paper and now we are going to use it in this experiment to test for the presence of an acid or a base.Things Required:1 cabbage paper strip (prepared in experiment Cabbage Litmus Paper)Cookie sheet1 sheet of notebook paper2 eyedroppersvinegarHousehold ammonia2 small baby food jars Directions:Fill one of the …

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Cabbage Litmus Paper (Chemistry Experiments)

Can cabbage be used as litmus paper? Find out in this exciting experiment and make a paper indicator that can be used to test for an acid or a base.Things Required:Coffee filtersCabbage indicator juice (Prepared in experiment Cabbage Indicator)Cookie sheetQuart bowlScissorsZip-lock plastic bag Directions:Pour 1 cup of cabbage juice into the bowl. Dip one piece …

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Cabbage Indicator (Chemistry Experiments)

In this simple experiment, we will make a solution that will indicate the presence of an acid or a base.Things Required:Tea strainer1 tablespoon2 glass quart jars with lids7 quart of distilled waterUncooked purple cabbage Directions:Fill one jar with cabbage leaves that have been torn into small pieces. Heat the distilled water to boiling, and fill …

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Safe Radiation (Chemistry Experiments)

The main purpose of this experiment is to observe the effect that colour has on the amount of radiation that an object absorbs.Things Required:100-watt light sourceBlack construction paperAluminium foilStapler2 outdoor thermometersRulerDirections:Fold the black construction paper over the thermometer as shown and staple the sides. Fold a piece of aluminium foil over the second thermometer. Fold …

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Heat Changes (Chemistry Experiments)

This is a simple experiment that shows chemical reactions can produce heat.Things Required:Thermometer, outdoor or cooking typeSmall baby food jarPowdered bleachTeaspoonDirections:Fill the jar with water. Add one teaspoonful of powdered bleach and stir. Insert the thermometer into the liquid. Observe the thermometer every minute for 10 minutes.This Is What Happens:The temperature rises, stops and then …

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The Gas Guzzler (Chemistry Experiments)

A car is called a gas guzzler when it wastes gas. In this experiment, gas wastes water. Try it and see!Things Required:A square piece of coffee filter, about 4″3 teaspoonfuls of baking soda (sodium bicarbonate)A shallow bowl of waterA rubber bandA tall, narrow jar filled with waterPermanent marker penMagnifying hand lensDirections:Place the baking soda in …

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Rust Racing (Chemistry Experiments)

When one substance gives oxygen to another, chemists say it is “reduced,” and the substance that receives the oxygen is said to be “oxidized”.Now you can produce this chemical change, oxidation, and see how it works. Things Required:Metal objects: paper clips, nails, washers, steel wool, tacks, pinsJars with lids: same and different sizesLiquids: water, salt …

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Smoke Rings (Chemistry Experiments)

This fun-filled experiment will enable you to make smoke rings in water. Amazed! Well, why don’t you give it a try?Things Required:1 large-mouthed, clear, glass, quart jarRed food colouringSmall baby food jar6-inch square of aluminium foilRubber bandPencil1 ice cubeDirections:Place the ice cube in the baby food jar. Fill the jar with cold water. Fill the …

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Copperhead (Chemistry Experiments)

Here in this experiment, you can easily turn dull copper into bright, shiny coins.Things Required:Dark, dull copper coinsA small, flat container2 disposable cups1 teaspoonful of salt1 tablespoonful of water2 tablespoonfuls of vinegarMedicine dropperPaper towelDirections:Place the coins in the container. In one cup, make a solution with the salt and water. Pour the vinegar into the …

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Mint Silver Coins (Chemistry Experiments)

Why not make your own silver cleaner? It’s cheaper and may be better than cleaner from the store.Things Required:Small container with water1 teaspoonful of baking soda1 teaspoonful of saltAluminium foilSome small enamel or glass potSilver coinsWaterUse of stoveSoft clothDirections:In the small container, dissolve the salt and soda in a small amount of water. Place the …

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Suspension Suspense (Chemistry Experiments)

Purpose to observe the layering of undissolved materials.Things Required:2 tablespoonfuls of flour2 tablespoonfuls of any large dried beanQuart glass jar with a lidDirections:Place the beans and flour in the jar. Fill the jar with water. Screw the lid on tightly. Shake the jar to mix all the materials thoroughly. Let the jar stand undisturbed for …

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Spinning Separator (Chemistry Experiments)

In this experiment, we will try to separate the floating parts of a suspension by spinning.Things Required:HammerNailClear drinking glass1-lb. metal coffee canCotton string2 tablespoonfuls of flour Directions:Use the hammer and nail to make two holes across from each other beneath the top rim of the can. Tie the ends of a two-foot piece of string …

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Tea For Two (Chemistry Experiments)

In this experiment, we will learn the difference between weak solution and concentrated solution.Things Required:Instant teaTeaspoon2 cupsDirections:Fill the cups with water. To one cup add 1/4 teaspoonful of instant tea and stir. To the second cup add 1 heaping teaspoonful of instant tea and stir. Observe the colour of the tea solution in each cup.This …

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Special Colour Effect (Chemistry Experiments)

The purpose of this experiment is to observe the separation of colours in ink.Things Required:Green and black water-soluble pensCoffee filterSaucerPaper clipDirections:Fold the coffee filter in half. Fold it in half again. Make a dark green mark about one inch from the rounded edge of the folded filter. Make a second mark with the black marker …

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Streamers Of Colour (Chemistry Experiments)

What happens if you dissolve a solute in a solvent? To find out the answer, do the following experiment.Things Required:Clear drinking glassPowdered fruit drinkFlat toothpick Directions:Fill the glass with water. Select a flavour of powdered fruit drink that has a dark colour such as cherry, grape, raspberry, etc. Use the wide end of a flat …

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