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Chemistry
Elements, compounds, acids, bases, salts and chemical changes.
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Practice this topic
Take a full mock →Q1 · Chemistry · EASY
Which of the following is a chemical change?
Q2 · Chemistry · EASY
Common salt (sodium chloride) is obtained from sea water by the process of:
Q3 · Chemistry · MEDIUM
Which acid is present in vinegar?
Q4 · Chemistry · MEDIUM
When blue litmus paper is dipped in a solution, it turns red. The solution is:
Q5 · Chemistry · HARD
Baking soda is the common name of: