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प्रश्न
Give one example, state what are covalent compounds?
उत्तर
Covalent compounds are compounds that are formed by the sharing of electrons between two or more atoms.
Example: Hydrogen (H2) is a covalent compound, where each hydrogen atom shares one electron to form a stable compound.
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संबंधित प्रश्न
Name the type of bonds formed in ionic compounds and in the compounds formed by carbon.
Write the electron-dot structure for the following molecule.
Cl2
Give one example of a molecule containing a double covalent bond
Fill in the blanks in the following sentence:
In forming oxygen molecule, .............. electrons are shared by each atom of oxygen.
Fill in the blank in the following sentence:
The number of single covalent bonds in C2H2 molecule are ...........
Why is diamond used for making cutting tools (like glass cutters) but graphite is not?
What is diamond? Of what substance is diamond made?
State any two uses of diamond.
What is graphite?
Which of the following cannot exhibit isomerism?
(a) C4H10
(b) C5H12
(c) C3H8
(d) C6H14
An element E exists in three allotropic forms A, B and C. In allotrope A, the atoms of element E are joined to form spherical molecules. In allotrope B, each atom of element E is surrounded by three other E atoms to form a sheet like structure. In allotrope C, each atom of element E is surrounded by four other E atoms to form a rigid structure.
(a) Name the element E.
(b) What is allotrope A.
(c) What is allotrope B?
(d) What is allotrope C?
(e) Which allotrope is used in making jewellery?
(f) Which allotrope is used in making anode of a dry cell?
State the type of bonding in the following molecule.
Methane
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Water
Element A has 2 electrons in its M shell. Element B has atomic number 7.
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.
Write a short note.
Aromatic hydrocarbons
Give an example for each of the following statement.
Formation of coordinate covalent bond between NH3 ➝ BF3 molecules
The I.U.P.A.C name of CH3CH2CH = CH2 is?
`"CH"_3 - "CH"_2 - "OH" overset("Alkaline""KMnO"_4 + "Heat")(->) "CH"_3 - "COOH"`
In the above given reaction, alkaline KMnO4 acts as
It is observed that covalent compounds are had conductors of electricity. Give reason.
Name the following:
\[\ce{CH3 - CH2CH = CH2}\]
