wzorowane1 pktzamkniętełatwe (szac.)
Metallic bonding results from the attraction between a lattice of cations and delocalized electrons. Which of these group 1 metals has the strongest metallic bonding? A. Cs B. Rb C. K D. Na
Strength of metallic bonding and melting points
Explain how the charge of the metal ions, the number of delocalized electrons and the ionic radius affect the strength of metallic bonding, and account for trends in melting points of s-block and p-block metals down a group and across a period.
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wzorowane1 pktzamknięteśrednie (szac.)
Which list arranges the metals in order of increasing strength of metallic bonding (weakest first)? A. Rb, Mg, Na, Al B. Al, Mg, Na, Rb C. Rb, Na, Mg, Al D. Na, Rb, Al, Mg