Consider this ionic isotope. The identity of the element is missing. 39 ? 2+ 20 Which three statements are true? It's yttrium The nuclear charge is 39 It has gained two electrons It's a cation O It's an anion It has more than 17 neutrons It's calcium The mass number is 20

Chemistry: Matter and Change
1st Edition
ISBN:9780078746376
Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom
Chapter4: The Structure Of The Atom
Section: Chapter Questions
Problem 69A: Xenon An isotope of xenon has an atomic number of 54 and contains 77 neutrons. What is the xenon...
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Consider this ionic isotope. The identity of the element is missing.
39 ? 2+
20
Which three statements are true?
It's yttrium
The nuclear charge is 39
It has gained two electrons
O It's a cation
O It's an anion
It has more than 17 neutrons
O It's calcium
The mass number is 20
Transcribed Image Text:Consider this ionic isotope. The identity of the element is missing. 39 ? 2+ 20 Which three statements are true? It's yttrium The nuclear charge is 39 It has gained two electrons O It's a cation O It's an anion It has more than 17 neutrons O It's calcium The mass number is 20
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