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प्रश्न
Choose the most appropriate answer
A pair of metalloids are
पर्याय
Na and Mg
B and Si
C and P
He and A
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उत्तर
B and Si
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संबंधित प्रश्न
Why is iron sulphide a compound ?
Fill in the blank
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Name the different types of chromatographic techniques.
State any one method – to separate the following mixtures – A solid-liquid mixture containing an insoluble solid in the liquid component
State any one method – to separate the following mixtures – A mixture of different solid constituents – in a liquid constituent.
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Name the apparatus that you will use to separate the components of mixtures containing two,
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You are provided with a mixture of salt, sand, oil and water. Write the steps involved for the separation of salt, sand and oil from the mixture by giving an activity along with the diagram.
