Advertisements
Advertisements
प्रश्न
Give one example of the following:
A molecule containing a single covalent bond.
Advertisements
उत्तर
A molecule containing a single covalent bond is hydrogen.
APPEARS IN
संबंधित प्रश्न
Explain the bonding in methane molecule using electron dot structure.
Name a carbon containing molecule which has two double bonds.
In forming oxygen molecule, ______ electrons are shared by each atom of oxygen.
The atomic numbers of four elements P, Q, R and S are 6, 10, 12 and 17 respectively. Which two elements can combine to form a covalent compound?
(a) P and R
(b) Q and S
(c) P and S
(d) R and S
Define a covalent bond.
Which element exhibits the property of catenation to maximum extent and why?
The carbon compound is used in daily life is ______.
Explain the following:
Non-polar covalent compounds are insoluble in water.
(a) Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the choices (a), (b), (c) and (d) given below
X is likely to have a :
Element A has 2 electrons in its M shell. Element B has atomic number 7.
Write equations to show how A and B form ions.
Element A has 2 electrons in its M shell. Element B has atomic number 7.
If the compound formed between A and B is melted and an electric current is passed through the molten compound, the element A will be obtained at the ______ and B at the ______ of the electrolytic cell.
Taking MgCl2 as an electrovalent compound, CCl4 as a covalent compound, give four difference between electrovalent and covalent compounds
The molecular masses of a carbon compound spread over a range of _______.
Write scientific reason.
Benzene compounds are called aromatic compounds.
Explain covalent bond with example.
Cation is formed when ______.
The I.U.P.A.C name of CH3CH2CH = CH2 is?
State the reasons, why carbon cannot
- Lose four electrons to form C4+ cation and
- Gain four electrons to form C4- anion.
How does carbon overcome this problem to form compounds?
Assertion (A): Melting point and boiling point of ethanol are lower than that of sodium chloride.
Reason (R): The forces of attraction between the molecules of ionic compounds are very strong.
