EASY
9th ICSE
IMPORTANT
Earn 100

What is the contribution of "Democritus" in atomic structure?

Important Questions on Atomic Structure and Chemical Bonding

EASY
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 2
State Daltons's atomic theory.
EASY
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 3
What are the α(alpha) particles?
EASY
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 4
What are cathode rays? How are these rays formed?
EASY
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 5

What is the nature of charge on: 

i Cathode rays,

ii Anode rays.

MEDIUM
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 6
How are X-Rays Produced?
EASY
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 7
Why are anode rays also called as 'canal rays'?
MEDIUM
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 8
How cathode rays are different from anode rays?
EASY
9th ICSE
IMPORTANT
Concise Chemistry Class 9>Chapter 4 - Atomic Structure and Chemical Bonding>EXERCISE 4(A)>Q 9
State one observation which shows that atom is not indivisible.