Advertisements
Advertisements
Question
Out of KCl, HCl, CCl4 and NaCl, the compounds which are not ionic are:
(a) KCl and HCl
(b) HCl and CCl4
(c) CCl4 and NaCl
(d) KCl and CCl4
Advertisements
Solution
(b) HCl and CCl4
Both these compounds are formed by sharing of electrons and hence, they form covalent bonds and not ionic bonds.
APPEARS IN
RELATED QUESTIONS
Why covalent compounds are different from ionic compounds?
Give one example of a molecule containing a single covalent bond.
Fill in the blank in the following sentence:
The number of single covalent bonds in C2H2 molecule are ...........
What type of chemical bonds are formed by carbon? Why?
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
Which of the following cannot exhibit isomerism?
(a) C4H10
(b) C5H12
(c) C3H8
(d) C6H14
The number of carbon atoms joined in a spherical molecule of buckminsterfullerene is:
(a) fifty
(b) sixty
(c) seventy
(d) ninety
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. In 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?
Explain the following:
polar covalent compounds electricity.
Draw an electron dot structure of the following molecule. (Without showing the circle) :
Methanol
Explain the following term with example.
Alkane
Explain the following term with example.
Unsaturated hydrocarbon
Write answer as directed.
What causes the existance of very large number of carbon compound ?
Choose and write the correct option.
Which type of carbon-carbon bonds are present in Vanaspati ghee?
Explain the following briefly.
Pure water does not conduct electricity, but on adding sodium chloride to it, it starts conducting electricity.
Give reason as to why hydrogen chloride can be termed as a polar covalent compound.
The particles present in strong electrolytes are
Draw an electron dot diagram to show the formation of the following compound.
Methane
