Which of the following elements will form an acidic oxide ?
A. An element with atomic number 7
B. An element with atomic number 3
C. An element with atomic number 12
D. An element with atomic number 19.
Answer:A
Which of the following elements will form an acidic oxide ?
A. An element with atomic number 7 B. An element with atomic number 3 C. An element with atomic number 12 D. An element with atomic number 19.