The electron configuration of an element is show below. 1s22s22p63s23p6

Name the group this element belongs to in the periodic table and explain your answer.

Based on the electron configuration, write one chemical property of this element.

Please Help ASAP

What is the name of this hydrocarbon?

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? a. the wings are analogous structures that evolved differently and do not have a similar internal structure. b. the wings are homologous structures that evolved differently and do not have a similar internal structure. c. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. d. wings of bats are vestigial structures, but the wing structures of birds are not vestigial