Physical state of 20 element
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Answer:
Answer is solid except mercury
Explanation:
Physical state of 20 element is solid except mercury
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Explanation:
Group 2 842°C, 1548°F, 1115 K
Block s 1.54
Atomic number 20 40.078
State at 20°C Solid 40Ca
Electron configuration [Ar] 4s2 7440-70-2
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