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प्रश्न
Under which different types can the following changes be classified?
Bursting of a cracker.
उत्तर
Chemical change
संबंधित प्रश्न
What do you observe when :
a piece of paper is burnt
Fill in the blank
Burning of fuel is a _______ change.
State whether the following is physical or chemical changes.
passing electric current through a heater rod —
Tick (√) the correct alternative from the choice given for the following statement
When sugar is heated, its colour changes into
Under which different types can the following changes be classified?
Conversion of milk into yogurt.
Give reason.
While purchasing canned food, its expiry date should be checked.
Fill in the blanks with the appropriate words of the statement given below:
Chemical changes may involve exchange of energy in the form of __________ and _________.
Fill in the blank with the correct word of the statement given below:
Ammonium chloride, a sublimable solid undergoes _________ on heating.
How can a change occur in a substance?
Paper, LPG, CNG petrol, etc, are ______ substances.
