Question

CHEMISTRY

16) Element A has 2 electrons in its M shell. Element B has
atomic number 7
(a) Write equations to show how A and B form ions.
(b) IfB is a diatomic gas, write the equation for the direct
combination of A and B to form a compound.





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Answer 1

Question: Element A has 2 electrons in its M shell. Element B has

atomic number 7

(a) Write equations to show how A and B form ions.

(b) IfB is a diatomic gas, write the equation for the direct

combination of A and B to form a compound.

Answer:

b) 3A+B2 -------> A3B2