Question

Element X, Y and Z have atomic numbers 6, 9 and 12 respectively.

Which one: [2]

(i) Which one will form an anion?

(ii) Which one will form a cation?

(iii) Which one has four electrons in its valence shell?

(iv) Write the formula formed between Y and Z.​

Answer 1

Answer:

1. X will form anion
2. Y and Z will form cation
3. X
4. Al9F3

Answer 2

i) X will form anion

ii)Y and Z will form cation

iii)X

iv) AL9F3