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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Atoms of different kinds combine to form molecules of
विकल्प
an element
a compound
a mixture
all of the above
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उत्तर
a compound
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संबंधित प्रश्न
Give one example for the following type of mixtures
solid-solid homogenous mixture.
Give two applications of chromatography.
Classify the following substances into elements and compounds
Mercury, sulphur, sugar, water, sand, gold, carbon, oxygen, alcohol, iron, marble, baking soda.
Find the atomicity of the Following molecule:
Acetic Acid
Fill in the blank
A liquid non-metal is _______.
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
Write the names of elements from the following symbol:
Cd
Differentiate between homogenous & heterogeneous mixtures.
What are elements? What are they made of?
Name the element which is used for making computer chips.
