Answer:
i think Aluminum (Al) oxidized, zinc(Zn) reduced
Answer:
The answer you have selected in the screenshot is correct.
Its tendency to react with oxygen is correct.
Hope this helps.
Answer:
[Ar] 4s²
Explanation:
Ca is the symbol for Calcium. It is the 20th element and it has 20 electrons.
The full electronic configuration for calcium is given as;
1s²2s²2p⁶3s²3p⁶4s²
The condensed electronic configuration is given as;
[Ar] 4s²
Explanation:
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Explanation:
a.
→ ?




Removing common ions from both sides, we get the net ionic equation:

b.
→

No precipitation is occuring.
c.
→




Removing common ions from both sides, we get the net ionic equation:

d.
→




Removing common ions from both sides, we get the net ionic equation:
