Which of these statements is true?
A. Some molecules may contain no atoms.
B. Some elements found in nature exist as molecules.
C. Some compounds include only one type of element.
D. Some atoms are made of two or more different elements.
All molecules are made up of atoms.
N2 O2 and H2 exist in molecule form and not in atomic form. They exist freely in nature as molecules. According to above explanation, B. Some elements found in nature exist as molecules, is the correct answer.
