A. Increase down the group
B. Decrease down the group
C. Remains unchanged
D. The variations is not regular
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A. Increase down the group
B. Decrease down the group
C. Remains unchanged
D. The variations is not regular
Answer: B. Decrease down the group The ionisation energies of the first group elements vary decrease down the group.
Answer: B. Decrease down the group
The ionisation energies of the first group elements vary decrease down the group.
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