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VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
- What are the effects of oxidation on everyday life?
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- Formula of calcium hydroxide is Ca(OH)2 and zinc phosphate is Zn3(PO4)...
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- Which instrument is used to calculate the atomic mass exactly?
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- Which metal is used in the manufacture of Diwali crackers?
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- Balance the following chemical equation. C2H6+O2rarrCO2+H2O
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- When the particles of a substance contain only one type of atoms, that...
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- Combination of atoms of same elements is known as
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- IF atoms of different elements combine then……is formed.
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- Symbol of potassium
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- The latin name of the element Tungsten is
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- Correct method of representing a symbol
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- Which of the following is octatomic?
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- The valency of sulphate is
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- In NH4Cl the cation is
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- Chemical formula of aluminium sulphate is
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- Molecular mass of H2SO4 is
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- Molar mass of 1.5055 times 10^23 number of calcium atoms
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- Convert into moles : 8 gm of Mg.
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- Among the following which element has more number of atoms?
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- Mass is neither created nor destroyed during a chemical reaction " Thi...
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