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प्रश्न
Assertion: Hydrogen is an element.
Reason: Hydrogen cannot be broken down into anything simpler.
पर्याय
Both assertion and reason are true and reason is the correct explanation of assertion
Both assertion and reason are true, but reason is not the correct explanation of assertion.
Assertion is true but reason is
Assertion is false but reason is true.
उत्तर
Both assertion and reason are true and reason is the correct explanation of assertion
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संबंधित प्रश्न
Very Short Answer Type Question:
Give two examples of slow changes.
Very Short Answer Type Question:
Give two examples of fast changes.
Very Short Answer Type Question:
Does the size of the paper change after making an aeroplane by folding it or by cutting it?
Very Short Answer Type Question:
Why does a blacksmith heat the metal rim to fix it on a cart wheel?
Very Short Answer Type Question:
Classify the following into slow and fast changes:
Formation of day and night
Very Short Answer Type Question:
Classify the following into slow and fast changes:
Making curd from milk by adding lemon juice.
Very Short Answer Type Question:
Classify the following as slow or fast change:
Burning of paper
Very Short Answer Type Question:
Classify the following as slow or fast change:
Melting of ice cream
Very Short Answer Type Question:
Classify the following as slow or fast change:
Change of seasons
Very Short Answer Type Question:
Classify the following as slow or fast change:
Weathering of rocks
State true of false. If false, give the correct statement.
Argon is mono atomic gas.
Cold milk is heated and it becomes hot. Which type of change it is?
What type of change is artificial ripening of fruit?
How do hot air balloons float?
Which gas is produced when vinegar reacts with baking soda?
Nitrogen gas turns lime water milky.
