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प्रश्न
What type of bonds are present in water molecule? Draw the electron-dot structure of water (H2O).
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उत्तर
The chemical bond present in a water molecule is covalent bond because one oxygen atom shares its two electrons with two hydrogen atoms.
The electron-dot structure of a water molecule is represented as:
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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.
State the reason why carbon can neither form C4+ cations nor C4− anions but forms covalent compounds.
What do you call the compounds having the same molecular formula but different structural arrangements of atoms?
What type of bonds are present in hydrogen chloride and oxygen?
What happens when methane (natural gas) burns in air? Write the chemical equation of the reaction involved.
State the type of bonding in the following molecule.
Water
Complete the following:
In case of non-polar covalent bond, the covalent bond is formed in the ______ of atoms and shared electrons are ______ distributed. (corner, middle, equally, unequally)
Elements forming ionic compounds attain noble gas electronic configuration by either gaining or losing electrons from their valence shells. Explain giving reason why carbon cannot attain such a configuration in this manner to form its compounds. Name the type of bonds formed in ionic compounds and in the compounds formed by carbon. Also explain the reason why carbon compounds are generally poor conductors of electricity.
Write answer as directed.
Saturated hydrocarbons are classified into three types. Write these names giving one example each.
The carbon compound is used in daily life is ______.
Draw the electron dot diagram and structure of magnesium chloride.
State the type of bond formed when the combining atom has small E.N. difference.
Write an Explanation.
Alkene
Write an Explanation.
Alkyne
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ |\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - H}\\ |\phantom{....}|\phantom{....}|\\\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H} \end{array}\] |
Considering MgCl2 as ionic compound and CH4 as covalent compound give any two differences between these two compounds.
The number of pi-bonds present in benzoic acid molecule are ______.
Cation is formed when ______.
The table shows the electronic structures of four elements.
| Element | Electronic Structure |
| P | 2, 6 |
| Q | 2, 8, 1 |
| R | 2, 8, 7 |
| S | 2, 8, 8 |
- Identify which element(s) will form covalent bonds with carbon.
- “Carbon reacts with an element in the above table to form several compounds.” Give suitable reason.
It is observed that covalent compounds are had conductors of electricity. Give reason.
