"Changes of Baking Soda and White Vinegar" PPT teaching courseware on changes in substances

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"Changes of Baking Soda and White Vinegar" PPT teaching courseware on changes in substances

Part One: Observing Baking Soda and White Vinegar

Have you ever looked at white vinegar and baking soda? What are their characteristics?

Observe the characteristics of baking soda and white vinegar and record them in the table below.

Features of baking soda:

White, small crystals with no special odor

Features of white vinegar:

Colorless and transparent liquid with a pungent sour smell

Changes in baking soda and white vinegar PPT, part 2: changes after mixing baking soda and white vinegar

Explore: Mix baking soda and white vinegar

1. Take a glass and pour three spoons of vinegar.

2. Pour a spoonful of baking soda and cover with a glass piece.

3. Observe carefully to see what you see and what you hear.

4. Touch the outer wall of the glass with your hands and talk about how you feel.

The reaction inside the glass was violent. You began to see a large number of bubbles and heard the sound of "��". Later, the bubbles gradually decreased and the sound gradually became smaller. After a period of time, the reaction stopped. Touch the outer wall of the glass with your hand and feel the sound of "��". It's getting cooler.

Changes in baking soda and white vinegar PPT, part 3: What gas is produced

Method 1: Insert burning thin strips of wood into the cup

The newly generated gas can extinguish the fire

Method 2: Pour the gas in the glass onto the candle flame

The newly created gas is heavier than air

Observe the gas produced

After extensive research, scientists have determined that this gas is carbon dioxide.

Carbon dioxide is a component of air that extinguishes a burning flame.

PPT on changes in baking soda and white vinegar, part 4: key points of this section

1. Baking soda and white vinegar will react chemically to produce new substances.

2. Carbon dioxide is a gas with special properties such as being able to extinguish fires and being heavier than air.

Keywords: Free download of science PPT courseware for the second volume of the sixth grade in the textbook version, PPT download of changes in baking soda and white vinegar, PPT download of changes in substances, .PPT format;

For more information about the PPT courseware "Changes in Substances: Changes in Baking Soda and White Vinegar", please click on the Changes in Substances ppt: Changes in Baking Soda and White Vinegar ppt tag.

"Changes of Baking Soda and White Vinegar" PPT download of changes in substances:

"Changes of Baking Soda and White Vinegar" Changes in Substances PPT Download Part One: New Lesson Learning Record Sheet of Characteristics of Baking Soda and White Vinegar Characteristics of Baking Soda Baking soda is a small white crystal, soluble in water. Characteristics of White Vinegar White vinegar is a colorless liquid made from...

"Changes in Baking Soda and White Vinegar" Changes in Substances PPT:

"Changes of Baking Soda and White Vinegar" Changes in Substances PPT Part One: Observing Baking Soda and White Vinegar Observe the characteristics of baking soda and white vinegar and record them in the table. Characteristics of baking soda: small white crystals soluble in water. Characteristics of white vinegar: colorless liquid with sour smell....

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Update Time: 2024-11-23

This template belongs to science courseware Science Edition for Sixth Grade Science Volume 2 industry PPT template

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