Which element is located in period 4?
Silicon (SI)
Iron (Fe)
Beryllium (Be) Zirconium (...
Chemistry, 08.03.2021 03:50, katielloyd
Which element is located in period 4?
Silicon (SI)
Iron (Fe)
Beryllium (Be) Zirconium (Zr)
Answers: 3
Chemistry, 21.06.2019 20:30, Kaylinne1181
This chart represents the melting point of several substance. what besy explains the high melting point of the salt?
Answers: 2
Chemistry, 22.06.2019 05:00, happy121906
Which position represents spring in the southern hemisphere? a) b) c) d)
Answers: 2
Chemistry, 22.06.2019 23:30, bxymichelle
With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals
Answers: 3
Mathematics, 01.08.2019 20:30
Mathematics, 01.08.2019 20:30
Mathematics, 01.08.2019 20:30
Mathematics, 01.08.2019 20:30