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प्रश्न
Draw the electron-dot structure of H2O compound and state the type of bonding.
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उत्तर
The electron-dot structure of H2O is:
The oxygen atom shares its one electron with each hydrogen atom to form a covalent bond in the water molecule.
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संबंधित प्रश्न
What would be the electron-dot structure of carbon dioxide which has the formula CO2?
What type of bonds are present in CO2 molecule? Draw their electron-dot structures.
Give one example of a molecule containing a triple covalent bond.
Fill in the following blank with suitable word:
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State any two uses of diamond.
The number of carbon atoms joined in a spherical molecule of buckminsterfullerene is:
(a) fifty
(b) sixty
(c) seventy
(d) ninety
Explain the following term with example.
Covalent bond
Observe the straight chain hydrocarbons given below and answer the following
questions :
i) Which of the straight chain compounds from A and B is saturated and unsaturated straight chains?
ii) Name these straight chains.
iii) Write their chemical formulae and number of – CH2 - units.
Explain the following:
Covalent compounds have low melting and boiling point.
Name a neutral covalent molecule which contains one lone pair of electrons.
An element L consists of molecules.
What type of bonding is present in the particles that make up L?
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If the compound formed between A and B is melted and an electric current is passed through the molten compound, the element A will be obtained at the ______ and B at the ______ of the electrolytic cell.
What are Allotropes? Name any two allotropic forms of carbon. Give one use of it.
From the following hydrocarbon _______ is the cyclic hydrocarbon.
The number of electrons in the valence shell of a carbon atom is 4.
Write scientific reason.
Benzene compounds are called aromatic compounds.
Write a short note.
Characteristics of carbon
Discuss in brief about the properties of coordinate covalent compounds.
Statement (A): Covalent compounds are bad conductors of electricity.
Reason (B): Covalent compounds contain charged particles (ions)
