Indicator

Chemistry

ACIDS, BASES AND INDICATORS

WHAT IS ACIDS, BASES AND INDICATORS?   All the elements in nature fall into three classes: metals, non-metals and gases. Non-metals are also sometimes called metalloids. The compounds formed by combination of the elements can also be classified as organic and inorganic compounds. Organic compounds are formed from a combination of carbon and hydrogen; they are […]

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Chemistry

INDICATORS

INDICATORS Red cabbage juice solution works well instead of universal indicator solution.   Making Cabbage Indicator Acid base indicators are chemicals that change colour in the presence of different pH levels. These are usually larger organic molecules. Some, like that in purple cabbage, are natural. You will be making an acid base indicator from purple

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