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Subjects
Science CBSE
Class 10
Periodic classification of elements
Textbook based HOTS
10.
Multiple Choice Question Answer X
Exercise condition:
2
m.
1.
Which of the following is a metalloid
Xe
Be
Si
Fr
2.
Electron affinity is _________
Tendency to attract electrons
Same as electronegativity
Tendency to donate the electrons
All of these
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