Test Index

ICSE Class 10 Chemistry 2023 Solved Paper

Show Para  Hide Para 
SECTION - I

Choose the correct answers to the questions from the given options.
© examsnet.com
Question : 1
Total: 88
An element in period 3, whose electron affinity is zero:
Solution:  
(d) Argon
Explanation : Argon has the configuration ns2p6, so its octet is complete. It does not have tendency to gain electron, hence electron affinity is zero.
© examsnet.com
Go to Question:
Next Question