Three statements about the elements carbon, nitrogen and sulfur are given. Which of the statements are correct?
- A1, 2 and 3
- B1 and 2 only
- C1 and 3 only
- D2 and 3 only
Chemistry 5070 · O Level · Elements, compounds and mixtures
Three statements about the elements carbon, nitrogen and sulfur are given. Which of the statements are correct?