Order of electron 1st 2nd Зrd 4th 5th 6th 7th 8th removed Ionisation energy for X/kJ mol- Ionisation energy for Y/kJ mol- 1000 2252 3363 4556 7004 8496 27108 31724 1314 3388 5301 7469 10990| 13327 71330 | 84078 The proton number of elements X and Y is less than 20. Which of the following statements is true? A. X forms an ionic chloride. B. The atomic radius of X is smaller than Y. C. X combines with Y to form a linear molecule. D. X and Y belong to the same group in the Periodic Table.
Order of electron 1st 2nd Зrd 4th 5th 6th 7th 8th removed Ionisation energy for X/kJ mol- Ionisation energy for Y/kJ mol- 1000 2252 3363 4556 7004 8496 27108 31724 1314 3388 5301 7469 10990| 13327 71330 | 84078 The proton number of elements X and Y is less than 20. Which of the following statements is true? A. X forms an ionic chloride. B. The atomic radius of X is smaller than Y. C. X combines with Y to form a linear molecule. D. X and Y belong to the same group in the Periodic Table.
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:17. Table 3 shows the first 8 ionisation energies of elements X and Y.
Table 3
Order of electron
1st
2nd
3rd
4th
5th
6th
7th
8th
removed
Ionisation energy
for X/kJ mol-
Ionisation energy
for Y/kJ mol-
1000
2252
3363
4556
7004
8496 27108 31724
1314
3388
5301
7469
10990 13327 71330 84078
The proton number of elements X and Y is less than 20.
Which of the following statements is true?
A. X forms an ionic chloride.
B. The atomic radius of X is smaller than Y.
C. X combines with Y to form a linear molecule.
D. X and Y belong to the same group in the Periodic Table.
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