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प्रश्न
Fill in the blanks in the following sentence:
In forming oxygen molecule, .............. electrons are shared by each atom of oxygen.
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उत्तर
In forming an oxygen molecule, two electrons are shared by each atom of oxygen.
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संबंधित प्रश्न
Elements forming ionic compounds attain noble gas configuration by either gaining or losing electrons from their outermost shells. Give reason to explain why carbon cannot attain noble gas configuration in this manner to form its compounds.
Give appropriate scientific reasons for Carbon tetrachloride does not conduct electricity.
Fill in the blank in the following sentence:
In forming N2 molecule, .............. electrons are shared by each atom of nitrogen.
Which inert gas does the Cl atom in HCl resemble in electron arrangement?
What type of bonding would you expect between Carbon and Chlorine?
Draw the electron-dot structure of HCl compound and state the type of bonding.
State one use of diamond which depends on its 'extraordinary brilliance' and one use of graphite which depends on its being 'black and quite soft'.
One of the following compounds is not ionic in nature. This compound is:
(a) Lithium chloride
(b) Ammonium chloride
(c) Calcium chloride
(d) Carbon tetrachloride
Define a covalent bond.
What do you understand by polar covalent compounds?
Explain the following term with example.
Alkane
Fill in the blank with correct word from the bracket.
Melting and boiling points of covalent compounds are generally ______ (low, high).
Compare the compounds carbon tetrachloride and sodium chloride with regard to solubility in water and electrical conductivity.
Draw the electron dot diagram and structure of magnesium chloride.
Name two compounds that are covalent when taken pure but produce ions when dissolved in water.
What is the difference between :
Ionic compounds and covalent compounds
Write scientific reason.
Carbon has the property of forming many compounds.
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc} \phantom{.........}\ce{H}\\ \phantom{.........}|\\ \ce{H - C ≡ C - C - H}\\ \phantom{.........}|\\ \phantom{.........}\ce{H} \end{array}\] |
Carbon can neither form C4- cation nor C4 anion. Why?
Non-polar covalent compounds are ______ conductors of heat and electricity.
