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प्रश्न
Choose the correct answer from the options given below
Which one is not example of polar covalent compound?
विकल्प
H2O
Methane
Hydrogen fluoride
Ammonia
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उत्तर
Methane
संबंधित प्रश्न
Ethane, with the molecular formula C2H6 has ______.
What type of bond is present in the following molecule?
H2
Give the formula of the compound that would be formed by the combination of the following pair of elements:
Al and Cl2
The electronic configurations of two elements A and B are given below:
| A | 2, 6 |
| B | 2, 8, 1 |
- What type of chemical bond is formed between the two atoms of A?
- What type of chemical bond will be formed between the atoms of A and B?
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. În 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.
Water
Give two example in following case:
Liquid non polar covalent compound.
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Water
Name a neutral covalent molecule which contains one lone pair of electrons.
Write an Explanation.
Alkene
