Liquid because 20 Celsius is 68 Fahrenheit<span />
Answer:5
Explanation:(H3) is 3 (H3)2 is 5
The charge would be -2 because there are 2 more electrons than protons, and electrons have a negative charge.
Answer:
To calculate an electron configuration, divide the periodic table into sections to represent the atomic orbitals, the regions where electrons are contained. Groups one and two are the s-block, three through 12 represent the d-block, 13 to 18 are the p-block and the two rows at the bottom are the f-block.Explanation: