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प्रश्न
Name the main metal present in the following:
Chalk
एक शब्द/वाक्यांश उत्तर
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उत्तर
Chalk - Calcium
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Differences Between Elements, Compounds, and Mixtures
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संबंधित प्रश्न
What do you understand by :
Metalloids
Why is it named so?
Fill in the blank
_______ are made up of same kind of atoms.
Fill in the blank:
________ and _______ are pure substances.
Fill in the blank:
_________ is a process to obtain a very pure form of a solid dissolved in a liquid.
Fill in the blank
A pure substance has definite _______ and constant _________.
Differentiate between the following.
solution and suspension
Name the substance you will add to speed up sedimentation.
Why is filtration a better technique than sedimentation and decantation ?
When two or more elements combine together they form ______.
