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प्रश्न
Fill in the blank in the following sentence:
Two chlorine atoms combine to form a molecule. The bond between them is known as ..........
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उत्तर
Two chlorine atoms combine to form a molecule. The bond between them is known as a covalent bond.
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संबंधित प्रश्न
What would be the electron-dot structure of carbon dioxide which has the formula CO2?
Fill in the blank in the following sentence:
The number of single covalent bonds in C2H2 molecule are ...........
How buckminsterfullerene is it related to diamond and graphite?
State one test by which sodium chloride can be distinguished from sugar.
will CCl4 conduct electricity or not?
give reason for your choice.
Name one covalent compound containing chlorine.
State any two uses of diamond.
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
Methane molecule is non-polar molecule. Explain.
Give the characteristic properties of covalent compounds.
Explain the following term with example.
Unsaturated hydrocarbon
The following structural formula belongs to which carbon compound?
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.
Molecular formula of Propane is C3H8 , write the structural formula of propane.
Explain the following briefly:
Sodium chloride dissolves in water but carbon tetra chloride is insoluble in water.
Give an example of the covalent bond formed by
(i) Similar atoms (ii) Dissimilar atoms
Write a short note.
Aromatic hydrocarbons
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\\ |\phantom{....}|\phantom{....}|\\\ce{H - C - C - C - H}\\ |\phantom{....}|\phantom{....}|\\\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H} \end{array}\] |
The correct structural formula of butanoic acid is -
In covalent bond formation, the sharing of ______ electrons takes place in their outermost shell.
