Advertisements
Advertisements
प्रश्न
What type of bond is present in the following molecule?
Cl2
Advertisements
उत्तर
A covalent bond is the chemical bond present in a Cl2 molecule, as one chlorine atom shares its electrons with another chlorine atom.
APPEARS IN
संबंधित प्रश्न
Write the number of covalent bonds in the molecule of butane, C4H10.
Why are most carbon compounds poor conductors of electricity?
Buckminsterfullerene is spherical molecule in which 60 carbon atoms are arranged in interlocking hexagonal and pentagonal rings of carbon atoms.
How many hexagons of carbon atoms are present in one molecule of buckminsterfullerene?
Write the electron-dot structure for the following molecule:
Cl2
What type of bond exist in CCl4?
A hydrocarbon having one double bond has 100 carbon atoms in its molecule. The number of hydrogen atoms in its molecule will be
(a) 200
(b) 198
(c) 202
(d) 196
The number of carbon atoms joined in a spherical molecule of buckminsterfullerene is:
(a) fifty
(b) sixty
(c) seventy
(d) ninety
Give the formulae of the chlorides of the elements X and Y having atomic numbers of 3 and 6 respectively. Will the properties of the two chlorides be similar or different? Explain your answer.
What is the difference between ionic compounds and covalent compounds?
Draw an electron dot diagram for the formation of the following. State the type of bonding present in them.
Hydroxyl ion
Explain the following term with example.
Covalent bond
Explain the following term with example.
Hetero atom in a 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.

Explain the following:
Covalent compounds have low melting and boiling point.
Compound X consists of molecules.
Choose the letter corresponding to the correct answer from the options A, B, C and D given below:
The type of bonding in X will be ______.
Answer the following question.
What is methane? Draw its electron dot structure. Name the type of bonds formed in this compound. Why are such compounds:
(i) poor conductors of electricity? and
(ii) have low melting and boiling points? What happens when this compound burns in oxygen?
Give an example for each of the following statement
A compound in which two Covalent bonds are formed.
The correct structural formula of butanoic acid is
Write notes on the characteristics of covalent compounds.
Name the following:
\[\ce{CH3 - CH2CH = CH2}\]
