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प्रश्न
Give examples for the following:
Two gaseous non polar compounds.
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उत्तर
H2, N2
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संबंधित प्रश्न
Give reason why carbon compounds are generally poor conductors of electricity.
What type of bonding would you expect between the following pair of elements?
Hydrogen and Chlorine
The number of isomers formed by the hydrocarbon with molecular formula C5H12 is ______.
A solid element X has four electrons in the outermost shell of its atom. An allotrope Y of this element is used as a dry lubricant in machinery and also in making pencil leads.
(a) What is element X?
(b) Name the allotrope Y.
(c) State whether allotrope Y is a good conductor or non-conductor of electricity.
(d) Name one use of allotrope Y (other than lubrication and pencil leads)
(e) Name two other allotropes of element X.
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)
Give two example in following case:
Gaseous non polar covalent compound.
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Water
Number of valence electrons in a carbon atom is _______.
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
| \[\begin{array}{cc}\phantom{......}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{..}\\ \phantom{.....}|\phantom{....}|\phantom{....}|\\ \ce{H - C - C = C}\\\phantom{.....}|\phantom{.........}|\\ \phantom{.....}\ce{H}\phantom{........}\ce{H}\end{array}\] |
A molecule of ammonia (NH3) has
