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How many protons are present in a neutral atom of bromine?
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- 1. Intro to General Chemistry4h 5m
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- 23. Chemistry of the Nonmetals2h 39m
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- 24. Transition Metals and Coordination Compounds3h 19m
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- Magnetic Properties of Complex Ions9m
- Strong-Field vs Weak-Field Ligands6m
- Magnetic Properties of Complex Ions: Octahedral Complexes11m
2. Atoms & Elements
The Atom
Scelta multipla
How many protons are present in a neutral atom of cobalt?
A
27
B
30
C
12
D
59
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Guida verificata passo dopo passo1
Recall that the number of protons in a neutral atom is equal to its atomic number.
Identify the element given in the problem, which is cobalt.
Look up the atomic number of cobalt on the periodic table; this number represents the number of protons.
Understand that the atomic number is unique to each element and defines the element's identity.
Conclude that the number of protons in a neutral cobalt atom is equal to cobalt's atomic number.
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