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E M B I B E
FRANK NEW CERTIFICATE - Chemistry
>
Chapter 5 - Atomic Structure
>
EVALUATION
>
Q 3
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MEDIUM
7th ICSE
IMPORTANT
Earn 100
Define valency of an element. Write the valencies of sodium, chromium, zinc and iron.
Important Questions on Atomic Structure
EASY
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry
>
Chapter 5 - Atomic Structure
>
EVALUATION
>
Q 4
What are radicals? Give two examples.
MEDIUM
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry
>
Chapter 5 - Atomic Structure
>
EVALUATION
>
Q 1
Define an atom and a molecule. Write two differences between them.
HARD
7th ICSE
IMPORTANT
FRANK NEW CERTIFICATE - Chemistry
>
Chapter 5 - Atomic Structure
>
EVALUATION
>
Q 2
What are the three subatomic particles of an atom? How are they different from each other?
