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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Sand is a compound of
पर्याय
silicon and nitrogen
silicon and oxygen
oxygen and sulphur
none of the above
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उत्तर
silicon and oxygen
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संबंधित प्रश्न
How is sodium chloride different from its constituent elements, sodium and chlorine in its properties? Justify.
Give one use of the following substance:
Brass
Answer the following question:
When iron is mixed with sulphur at room temperature, it does not form a compound. Why?
Write the names of elements from the following symbol:
Ti
Write an answer to the following question in your own words.
Which elements (metals and non-metals), compounds and mixtures do we use in our day-to-day life?
Select the correct answer to the statement given below:
A non-metal which exists in the liquid state.
State five different characteristics of compounds.
Select the correct answer from A, B, C, D & E for the statement given below :
A metalloid.
Select the correct answer from the choice given below to complete the sentence :
An example of a monoatomic molecule is ___________.
Elements are made up of______ kinds of atoms.
