Question

the following two powders are made of different elements. the black powder on the left is made from carbon, and the yellow powder on the right is made from sulfur. which of the following statements are true about the powders? choose 2 answers: a carbon is element #20 and has the symbol ca on the periodic table. b carbon and sulfur are both made from atoms. c sulfur has an atomic number of 16 on the periodic table. d each powder has the same properties.

Explanation:

• A is incorrect as carbon is element #6 with symbol C, not #20 (Ca is calcium).
• B is correct because all elements are composed of atoms.
• C is correct as sulfur's atomic number is 16 on the periodic table.
• D is incorrect since different elements have different properties.

Answer:

B. Carbon and sulfur are both made from atoms.
C. Sulfur has an atomic number of 16 on the periodic table.