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NAVNEET PUBLICATION-COMPOSITION OF MATTER-QUESTION BANK
- Give two examples of : Metalloid.
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- Give two examples of : Element with valency 1.
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- Give two examples of : Element with valency 2.
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- Write the names and symbols of the constituent elements and identify t...
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- What is meant by molecular formula ?
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- What is meant by valency of elements?
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- Deduce the molecular formulae of the compound obtained from the follow...
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- Deduce the molecular formulae of the compound obtained from the follow...
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- Deduce the molecular formulae of the compound obtained from the follow...
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- Deduce the molecular formulae of the compound obtained from the follow...
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- Deduce the molecular formulae of the compound obtained from the follow...
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- Deduce the molecular formulae of the compound obtained from the follow...
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- The valencies of the atom H,O and N are 1, 2 and 3 respectively . The ...
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- Give scientific reasons: Hydrogen is combustible, oxygen helps combust...
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- Give scientific reasons: The constituent substances of a colloid cann...
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- Give scientific reasons: Lemon sharbat has sweet ,sour and salty tast...
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- Give scientific reasons: A solid matter has the properties of definit...
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- Give scientific reasons: Hydrogen is an element.
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- Give scientific reasons: Water is a compound
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- Give scientific reasons: Air is a mixture
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