Question

A) The symbols of elements, atomic number and atomic weight are giver
below table. Answer the questions of the table.
Name of the Symbol Atomic number | Atomic weight
element
number
Hydrogen
Helium
24
Boran
5
11
Carbon
Sodium
1123
He
1000N.
12​

Answer 1

symbol of hydrogen is h and atomic mass is 2 and atomic number is 1

symbol of helium is He and atomic mass is 4 and atomic number is 2 symbol of Boron is b and atomic mass is 11 and atomic number is 5 symbol of carbon AC and atomic number is 6 and atomic mass is 12 symbol of sodium is Na and atomic mass is 23 and atomic number is 11

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