Chemistry · May / June 2022 · Paper 12 · Question 31
Selenium is in Group VI and gallium is in Group III. Which prediction can be made from this information?
- AA gallium atom has three more protons than a selenium atom.
- BGallium is more likely to form negative ions than selenium.
- CSelenium atoms have fewer valence electrons than gallium atoms.
- DSelenium has more non-metallic character than gallium.
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Correct answer: D. Selenium has more non-metallic character than gallium.
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