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VGS PUBLICATION-BRILLIANT-CHEMICAL BONDING-EXERCISE
- Number of covalent bonds in methane molecule
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- The concept ‘hybridisation of orbitals of an atom’ was introduced by
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- The value of bond angle in beryllium chloride molecule is
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- Collect the information about properties and uses of covalent compound...
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- Write the Lewis structure of the given elements in the table. Also con...
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- How do they (elements) usually exist?
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- Why do some elements exist as molecules and some as atoms?
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- Are there elements which exist as atoms?
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- Why do some elements exist as molecules and some as atoms?
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- Why do some elements react vigorously while others are inert?
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- Why is the chemical formula for water H2O and for sodium chloride NaCl...
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- Why do some atoms combine while others do not?
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- Are elements and compounds simply made up of separate atoms individual...
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- Is there any attraction between atoms?
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- In pH sclae what is p and what is its meaning?
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- Why there is absorption of energy in certain chemical reactions and re...
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- Where the absorbed energy goes?
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- Is there any relation to energy and bond formation between atoms?
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- What could be the reason for the change in reactivity of elements?
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- What could be the reason for that?
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