20 POINTS PLEASE ANSWER ASAP
Why is calcium (Ca) in group 2, period 4 on the periodic table?
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Chemistry, 29.10.2020 20:40 gabrielolivas59
20 POINTS PLEASE ANSWER ASAP
Why is calcium (Ca) in group 2, period 4 on the periodic table?
A Calcium, like all group 2 elements, is nonreactive and a gas at room temperature.
B Calcium, like all period 4 elements, is nonreactive and a gas at room temperature,
C Calcium, like all group 2 elements, is reactive and a solid at room temperature.
D. Calcium, like all period 4 elements, is reactive and a solid at room temperature.
Answers: 2
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