Question

2. Write the complete symbol for the atom with the given atomic number [Z] and mass number i)Z=7, A=15; ii) Z=4,A=9
​

Answer 1

Answer:

Explanation:

i)The atom with atomic number 17 and mass number 35 is chlorine. Its complete symbol is 35/17Cl.

ii)The atom with atomic number 4 and mass number 9 is beryllium. Its complete symbol is 9/4Be.