Multiple Choice
How is a neutral atom different from an ion?
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4. Atoms and Elements
Ions (Simplified)
Back4. Atoms and Elements
Ions (Simplified)
- Multiple ChoiceWhich term describes an atom that has lost or gained electrons?5views
- Multiple ChoiceWhat is the term for an atom that has lost or gained electrons?11views
- Multiple ChoiceHow does a neutral atom become an ion?9views
- Multiple ChoiceIn noble-gas notation, what is the electron configuration of the magnesium ion (formed by losing two electrons)?8views
- Multiple Choice
Give the correct number of protons, neutrons and electrons for the following isotope:.
4751views40rank - Multiple Choice
In which pair are the two species both isoelectronic and isotopic?
3245views32rank - Multiple Choice
One isotope of a metallic element has a mass number of 65 and 35 neutrons in the nucleus. The cation that this atom forms has 28 electrons. What is the symbol of the cation?
3964views24rank - Multiple Choice
Which of the following is the symbol for the ion with a +4 charge, 30 neutrons and 21 electrons?
3201views29rank - Open Question
Fill in the gaps for the following table.
3178views51rank - Textbook QuestionWrite the symbol for the ion of each of the following:b. barium1415views
- Textbook QuestionHow do atoms of different elements differ?2068views
- Textbook QuestionWrite equations for the loss of an electron by a K atom and the gain of an electron by a K+ ion.1547views