Which groups of elements on the periodic table form metal ions that do not require roman numerals in their names?
1 answer:
Answer:
Aluminum, Zinc, Silver
Explanation:
Several exceptions apply to the Roman numeral assessment: Aluminum, Zinc, Silver. Although they belong to the transition metal category, these metals do not exist in one ion.
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<span>Answer:
Enthalpy Change = (6 x -393.5) + (7 x -285.8) - (-204.6) + (19/2) 0.....???
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Atoms that have different numbers of neutrons than protons and electrons are called isotopes.
Answer:
16875 Joules
Kg m^2 s^-2 = Joule ,so The kinetic energy of a body of mass 150 Kg moving at 15m/s is 16875 Joules.
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