Why do all atoms of an element have the same atomic number, although they may have different mass numbers?. What do we call atom
1 answer:
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Answer:
Explanation:
Electron gain enthalpy is defined as energy released on addition of electron to an isolated gaseous atom.
The amount of energy released will be maximum when the tendency to attract electrons is maximum. As flourine has atomic number of 9 and has electronic configuration of 2,7. It can readily gain 1 electron to attain stable noble gas configuration and hence liberates maximum energy.
Answer:
24 a 2.85
Explanation:
HCl is a powerful acid so it completely ioniz in water
