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प्रश्न
State whether the following statement is true or false:
Diamond and graphite are the covalent compounds of carbon element (C)
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उत्तर
False
Diamond and graphite are the allotropic forms of carbon (C) with covalent bonding between different carbon atoms.
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संबंधित प्रश्न
State the reason why carbon can neither form C4+ cations nor C4− anions but forms covalent compounds.
What type of bonds are present in methane (CH4) and sodium chloride (NaCl)?
Fill in the blank in the following sentence:
Two chlorine atoms combine to form a molecule. The bond between them is known as ..........
Give one example, state what are covalent compounds?
Name one covalent compound containing chlorine.
Give the formula of the compound that would be formed by the combination of the following pair of elements:
Al and Cl2
Draw the electron-dot structure of a hydrogen chloride molecule.
Which inert gas does the Cl atom in HCl resemble in electron arrangement?
The solution of one of the following compounds will not conduct electricity. This compounds is:
(a) NaCl
(b) CCl4
(c) MgCl2
(d) CaCl2
Two non-metals combine with each other by the sharing of electrons to form a compound X.
(a) What type of chemical bond is present in X?
(b) State whether X will have a high melting point or low melting point.
(c) Will it be a good conductor of electricity or not?
(d) Will it dissolve in an organic solvent or not?
A hydrocarbon having one double bond has 100 carbon atoms in its molecule. The number of hydrogen atoms in its molecule will be
(a) 200
(b) 198
(c) 202
(d) 196
Explain the following:
polar covalent compounds electricity.
State the type of bonding in the following molecule.
Water
Explain why carbon tetrachloride does not dissolve in water.
Draw the electron dot diagram and structure of magnesium chloride.
State the type of bond formed when the combining atom has zero E.N. difference.
The correct structural formula of butanoic acid is
In covalent bond formation, the sharing of ______ electrons takes place in their outermost shell.
Carbon can neither form C4- cation nor C4 anion. Why?
