Questions and Answers
What is the purpose of the given activity?
To observe the change in nature and identity of magnesium during a chemical reaction
What can be inferred when milk is left at room temperature during summers?
Milk undergoes a chemical reaction
What is the result of food getting digested in our body?
Food undergoes a chemical change
What is the product formed when a magnesium ribbon burns in oxygen?
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What happens when grapes get fermented?
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What does the observation of burning magnesium demonstrate?
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Which observation can help determine whether a chemical reaction has taken place?
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What happens when lead nitrate solution is mixed with potassium iodide solution?
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What is the product formed when dilute sulfuric acid acts on zinc granules?
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Which method can be used to write chemical equations more concisely and usefully?
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What remedy would you suggest for a problem of acidity after overeating?
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Which natural indicator changes color of blue litmus to red?
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After scrubbing a curry stain on a white cloth with soap, what color does the stain turn into?
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Which synthetic indicator can be used to test for acids and bases?
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What does turmeric indicate when it comes in contact with a substance?
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Which substance is used to change the color of red litmus to blue?
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What is the color of litmus solution when it is neither acidic nor basic?
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Which plant belonging to the division Thallophyta is commonly used to extract litmus solution?
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What are the natural materials that can indicate the presence of acid or base in a solution?
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What are substances that change their odor in acidic or basic media called?
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What can be used to test for acids and bases based on their change in color?
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What is the purpose of adding a few drops of an indicator to different solutions according to the given activity?
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What can be inferred after rinsing both cloth strips with water according to the given activity?
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What change in color is observed with blue litmus when it comes in contact with an acidic solution?
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What happens when a magnesium ribbon burns in oxygen?
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What can be used as an indicator for testing the presence of acids and bases?
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