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Why is diamond used for making cutting tools (like glass cutters) but graphite is not?
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Why is graphite used for making dry cell electrodes but diamond is not?
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Give two general properties of ionic compounds.
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State one test by which sodium chloride can be distinguished from sugar.
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Explain why, ionic compounds conduct electricity in solution whereas covalent compounds do not conduct electricity.
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Friedrich Wohler converted an inorganic compound into an organic compound in the laboratory.
- Give the name and formula of inorganic compound.
- Write the name and formula of organic compound formed.
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will CCl4 conduct electricity or not?
give reason for your choice.
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will CS2 conduct electricity or not?
give reason for your choice.
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Name one covalent compound containing chlorine.
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How will you find out which of the water soluble compound A or B is ionic?
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Give the formula of the compound that would be formed by the combination of the following pair of elements:
Al and Cl2
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Give the formula of the compound that would be formed by the combination of the following pair of elements:
K and H
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Draw the electron-dot structure of a hydrogen chloride molecule:
- Which inert gas does the H atom in HCl resemble in electron arrangement?
- Which inert gas does the Cl atom in HCl resemble in electron arrangement?
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Which inert gas does the H atom in HCl resemble in electron arrangement?
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Which inert gas does the Cl atom in HCl resemble in electron arrangement?
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What type of bonding would you expect between the following pair of elements?
Carbon and Chlorine
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What type of bonding would you expect between the following pair of elements?
Hydrogen and Chlorine
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Using electron-dot diagrams which show only the outermost shell electrons, show how a molecule of nitrogen, N2, is formed from two nitrogen atoms. What name is given to this type of bonding?
(Atomic number of nitrogen is 7)
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Draw the electron-dot structure of the following compound and state the type of bonding in the given case:
CO2
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Draw the electron-dot structure of the following compound and state the type of bonding in the given case:
H2O
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