Multiple Choice Question Answer IV — task. Science CBSE, Class 10.

PDF chapter test TRY NOW

1. According to Mendeleev Periodic table, the horizontal rows & vertical columns are known as

Groups & Periods Respectively
Periods & Groups Respectively
Both
None

2. Triads are

A set of three elements having the same physical property
A set of three molecules having the same physical & chemical property
A set of three elements having the same chemical property
None of these

Login or Fast registration

Previous exercise

Exit to the topic

Did you find an error?

Register for free to see more content

Register for free to see more content