MEDIUM
9th Chhattisgarh Board
IMPORTANT
Earn 100

The atomic numbers of lithium and fluorine are 3 and 9 respectively. Use electron dot structures to show the ionic bond formation between lithium and fluorine.

Important Questions on Chemical Bonding

HARD
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Questions>Q 3
What is the valency of oxygen? What is the valency of potassium? Explain.
EASY
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Questions>Q 3
The atomic number of chlorine is 17. Write its electronic configuration.
HARD
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Questions>Q 2
Explain why ionic compounds have high melting and boiling points.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Exercises>Q 1
When sodium reacts with chlorine_____.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Exercises>Q 1
Double bonds are found in which of the following molecules:
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Exercises>Q 2
Two atoms of nitrogen share _____ pairs of electrons to form a nitrogen molecule. (three / six)
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Exercises>Q 8
Give the number of covalent bonds in one molecule of ammonia.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-9>Chapter 8 - Chemical Bonding>Exercises>Q 9
Draw the electron dot structure of water and write the type of bonding seen in each.