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VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
- 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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- Dalton proposed atomic theory based on…………..
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- According to Dalton atom is ………particle.
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- The word atom is derived from a Greek word " atmos" means………..
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- ……… are the building blocks of all matter.
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- Latin word for water is……….
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- The Latin word for acid is-
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- Symbol of Beryllium is……..
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- Symbol of nitrogen is………..
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- Symbol for gold………….
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