Advertisements
Advertisements
Question
One of the following compounds is not ionic in nature. This compound is:
(a) Lithium chloride
(b) Ammonium chloride
(c) Calcium chloride
(d) Carbon tetrachloride
Solution
(d) Carbon tetrachloride
It is a covalent compound.
APPEARS IN
RELATED QUESTIONS
State the reason to explain why covalent compounds "are bad conductors of electricity".
Explain the bonding in methane molecule using electron dot structure.
What type of bonds are present in hydrogen chloride and oxygen?
will CCl4 conduct electricity or not?
give reason for your choice.
Draw the electron-dot structure of a hydrogen chloride molecule.
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.
The number of isomers formed by the hydrocarbon with molecular formula C5H12 is:
(a) 2
(b) 5
(c) 3
(d) 4
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.
Define a covalent bond.
Draw electron - dot structure and structural formula of methane.
Explain the following:
Covalent compounds have low melting and boiling point.
Name a neutral covalent molecule which contains one lone pair of electrons.
Name gas with rotten egg smell.
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
\[\begin{array}{cc}\phantom{......}\ce{H}\phantom{...}\ce{H}\phantom{...}\ce{H}\phantom{..}\\ \phantom{.....}|\phantom{....}|\phantom{....}|\\ \ce{H - C - C = C}\\\phantom{.....}|\phantom{.........}|\\ \phantom{.....}\ce{H}\phantom{........}\ce{H}\end{array}\] |
Complete the following activity.
Write the names of the hydrocarbons for the following structural formula.
(isobutylene, cyclohexane, propene, cyclohexene, cyclopentane, benzene, propyne, isobutane, propane)
\[\begin{array}{cc} \phantom{.........}\ce{H}\\ \phantom{.........}|\\ \ce{H - C ≡ C - C - H}\\ \phantom{.........}|\\ \phantom{.........}\ce{H} \end{array}\] |
Which of the following statements are correct for carbon compounds?
- Most carbon compounds are good conductors of electricity.
- Most carbon compounds are poor conductors of electricity.
- Force of attraction between molecules of carbon compounds is not very strong.
- Force of attraction between molecules of carbon compounds is very strong.
Which of the following is the formula of Butanoic acid?
Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of
Which of the following compound(s) possesses a high melting point?