Asked by Elizabeth Ogeletey on Oct 01, 2024
An element has Z=38 and 50 neutrons, what element and isotope is it?
A) 3850Sr{ }_{38}^{50} \mathrm{Sr}3850Sr
B) 3888Sr{ }_{38}^{88} \mathrm{Sr}3888Sr
C) 5038Sr{ }_{50}^{38} \mathrm{Sr}5038Sr
D) 5088Sr{ }_{50}^{88} \mathrm{Sr}5088Sr
Isotope
Variants of a particular chemical element which differ in neutron number, and consequently in mass, but not in electrical charge.
Sr
Strontium, a chemical element with symbol Sr and atomic number 38, known for its bright-red flames in fireworks.
- Gain insight into the configuration of an atom, highlighting protons, neutrons, and electrons.
- Familiarize oneself with the symbols and atomic numbers of common elements.
- Acquire knowledge about the relationship among the atomic number (Z), mass number, and the isotopic makeup.
Learning Objectives
- Gain insight into the configuration of an atom, highlighting protons, neutrons, and electrons.
- Familiarize oneself with the symbols and atomic numbers of common elements.
- Acquire knowledge about the relationship among the atomic number (Z), mass number, and the isotopic makeup.
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