MEDIUM
10th Manipur Board
IMPORTANT
Earn 100

What kind of elements form anions? Support your answer by two examples.

Important Questions on Chemical Bonding

MEDIUM
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 5
Sodium atom reacts vigorously with water, but Sodium ion does not. Why?
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 6
What is an ionic bond? State at least three conditions for its formation.
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 7
A metal A (atomic number 19) burns in Chlorine to produce a white solid chloride ACl. By means of diagram, show the arrangement of electrons in A before and after the reaction.
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 8
Give reason for the following: Ionic compounds have high melting and boiling points.
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 8
Give reason for the following: Ionic compounds are good conductors of electricity in fused state or in aqueous solution.
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 1
Using dots ∘ and crosses × to represent valence electrons, show the formation of covalent bonds in Carbon dioxide.
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 1
Using dots ∘ and crosses × to represent valence electrons, show the formation of covalent bonds in Carbon tetrachloride.
HARD
10th Manipur Board
IMPORTANT
Science for Class 10>Chapter 2 - Chemical Bonding>Let us answer these>Q 2
Why does Carbon tetrachloride not conduct electricity?