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प्रश्न
What do you understand by :
Metalloids
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उत्तर
Metalloids : Metalloids are those substances which have some properties of metals and some of non-metals e.g. boron, silicon.
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संबंधित प्रश्न
Name the main metal present in the following:
Haemoglobin
Name the main metal present in the following:
Chocolate wrappers
Give four examples of non-metallic elements.
Fill in the blank
A pure substance has definite _______ and constant _________.
What is centrifugation ? Also write the principle on which it works.
Name the techniques used to separate a solid from its solution.
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
Write the differences between elements and compounds and give an example for each.
Water is a ______.
Write the differences between mixture and compounds.
