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प्रश्न
One of the following contains a double bond as well as single bonds. This is:
(a) CO2
(b) O2
(c) C2H4
(d) C2H2
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उत्तर
(c) C2H4
An ethene molecule (C2H4) contains one double bond between two carbon atoms and four single bonds between carbon and hydrogen atoms.
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संबंधित प्रश्न
Choose the correct answer from the options given below:
Which of the following is a common characteristic of a covalent compound?
1) high melting point
2) consists of molecules
3) always soluble in water
4) Conducts electricity when it is in the molten state
Explain the bonding in methane molecule using electron dot structure.
Name the following:
The property of element by virtue of which atoms of the element can link to each other in the form of a long chain or ring structure.
State whether the following statement is true or false:
Diamond and graphite are the covalent compounds of carbon element (C)
Name the hardest natural substance known.
What type of bonds are present in CO2 molecule? Draw their electron-dot structures.
Which inert gas electron configuration do the Cl atoms in Cl2 molecule resemble? What is this electron configuration?
Fill in the following blank with suitable word:
The general formula CnH2n for cycloalkanes is the same as that of ...........
The electronic configurations of three elements X, Y and Z are as follows:
| X | 2, 4 |
| Y | 2, 7 |
| Z | 2, 1 |
(a) Which two elements will combine to form an ionic compound?
(b) Which two elements will react to form a covalent compound?
Give reasons for your choice.
Define a covalent bond.
The carbon compound is used in daily life is ______.
Explain the following briefly:
Cl2 is a non polar molecule, while HCl is a polar molecule.
Explain why Carbon tetrachloride does not dissolve in water.
Give an example for each of the following statement.
Formation of coordinate covalent bond between NH3 ➝ BF3 molecules
Which of the following compounds of carbon does not consist of ions?
Although metals form basic oxides, which of the following metals form an amphoteric oxide?
`"CH"_3 - "CH"_2 - "OH" overset("Alkaline""KMnO"_4 + "Heat")(->) "CH"_3 - "COOH"`
In the above given reaction, alkaline KMnO4 acts as
What is a covalent bond?
Write notes on the characteristics of covalent compounds.
Name the following:
\[\ce{CH3 - CH2CH = CH2}\]
