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10th CBSE
IMPORTANT
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Which of the following metals is protected by a layer of its oxide?

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Important Questions on Chemical Reactions And Equations

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10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 14
When dilute hydrochloric acid is added to zinc pieces taken in a test tube
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10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 15
Iron nails were dipped in a solution kept in a test tube. After half an hour, it was observed that the colour of the solution has changed. The solution present in the test tube was that of 
EASY
10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 16
In an endothermic reaction
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10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 17
Heating limestone produce
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10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 18
Ferrous sulphate on heating produces
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10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 19
White silver chloride in sunlight turns to 
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10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 20
Which of the following chemical equations is an unbalanced one?
EASY
10th CBSE
IMPORTANT
Foundation Course Chemistry>Chapter 1 - Chemical Reactions And Equations>EXERCISE>Q 21
Which of the following is not a chemical reaction?