2. Atoms & Elements

Which of the following lists contains the five most common elements found in the human body?

Which of the following elements is the most abundant in the Earth's crust?

Which period 3 element has the following successive ionization energies (in kJ/mol): 496, 4562, 6910, 9544?

Which two elements are the most abundant in Earth's crust?

Which best describes the sequence of the elements in period 5 of the periodic table?

Which of the following elements is classified as an inner transition element?

Which of the following types of elements can be found in period 3 of the periodic table?

Which lanthanide element has the lowest atomic mass?

Which of the following lists contains the four most abundant elements in Earth's crust?

Which property generally increases from left to right within a period on the periodic table?

Which property is shared by all elements in period 3 of the periodic table?

Which of the following elements is in the same period as phosphorus?

Which of the following is a main-group element in period 3 of the periodic table?

Which of the following elements is NOT one of the eight most abundant elements in the Earth's crust?

Which of the following actinides are found naturally on Earth?