Question

Exercises
A. Tick the most appropriate answer.
1. Which of the following is an element?
a. Naci
b. Fes
C. CO
d. Cu
2. Which of the following is a compound?
a. NaCl
b. Fe
C. C
d. Cu​

Answer 1

Answer:

1. (c) Cu and 2. (a) NaCl