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प्रश्न
The important physical properties of substances are colour, odour, nature, density & solubility in water.
Name – a gas with a pungent, choking odour which is lighter than air
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उत्तर
A gas with a pungent, choking odour which is lighter than air is Ammonia
संबंधित प्रश्न
Is food that we eat a mixture ?
Give Two Examples for Each of the Following: Metalloids
Name: a Metal Which is brittle
Fill in the blank
A metal which is a liquid at room temperature is _______.
Fill in the blank
A diatomic gaseous element is _______.
Indicate whether the following statement is true or false:
Metals can be polished.
Give the name of the radical - NO3
Complete the statement given below by filling in the blank with the correct word.
The basic unit of an element is an __________.
Define the terms elements, compounds & mixtures with a view to show their basic difference.
Elements contain the ______of the same kind.
