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VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
- MnO(2)+4HCl rarr MnCl(2)+2H(2)O+Cl(2) In the above equation, name th...
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- Which are known as molecules ?
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- Expand IUPAC.
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- What are the reactants and products in a chemical reaction?
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- In the refining of silver, the recovery of silver from silver nitrate ...
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- What is the difference between 2N and N2?
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- Mohan said "O2 differs from O," Do you agree? Justify.
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- The atomic number (Z) of an element is 6. name the element.
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- Write any one precautions in doing the experiment chromatography.
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- In a class, a teacher asked students to write the molecular formula of...
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- Anitha wrote the formula for oxygen molecule as 2O. Is it correct or n...
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- Ravi wrote the symbols for sodium as “S” and symbol for potassium as...
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- Dheeraj argued that number of molecules in 18 units of water and 18 g...
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- What is atomic mass?
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- What is the molecular formula of water ?
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- What is the molecular mass of water?
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- What are the units of molecular mass ?
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- Define the terms : Mole.
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- What is the molecular mass of water?
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- What are.the units of molar mass?
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