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प्रश्न
Give an example for each of the following statement.
A compound in which three covalent bonds are formed.
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उत्तर
Formation of nitrogen molecule (N2): Nitrogen molecule (N2) is formed by three covalent bonds where three pairs of electrons are shared between the two to achieve a stable configuration.
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संबंधित प्रश्न
What do you call the compounds having the same molecular formula but different structural arrangements of atoms?
What type of bonds are present in H2 molecule? Draw their electron-dot structures.
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'.
A covalent molecule having a double bond between its atoms is:
(a) Hydrogen
(b) Oxygen
(c) water
(d) ammonia
The molecules having triple bond in them are:
(a) oxygen and ethyne
(b) carbon dioxide and ammonia
(c) methane and ethene
(d) nitrogen and ethyne
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?
What is the difference between ionic compounds and polar covalent compounds?
Write answer as directed.
Saturated hydrocarbons are classified into three types. Write these names giving one example each.
The following structural formula belongs to which carbon compound?
Write the molecular formula of the given compound.
Propylene
