Question

. Write the symbol, atomic number, atomic mass of the
following elements:
a) Carbon b) Oxygen c) Hydrogen d) Nitrogen e) Calcium
f) Boron g) Chlorine h) Fluorine i) Magnesium j) Phosphorus
wrong answers will be deleted

Answer 1

a)carbon

symbol-c

A-6

Z-12.0101u

b) oxygen

symbol-o

A-8

Z-16u

c) hydrogen

symbol-h

A-1

Z-1.00784 u

d) nitrogen

symbol-n

A-7

Z-14.0067

e)calcium

symbol-ca

A-20

Z-40.078

f)Boron

symbol-B

A-5

Z-10.811

g)chlorine

symbol-cl

A-17

Z-35.453

h)fluorine

symbol-F

A-9

Z-18.9984

I) Magnesium

symbol-mg

A-12

Z-24.305

j)phosphorous

symbol-P

A-15

Z-30.9738

Answer 2

refer to the above pic.......

refer to the above pic.......HOPE THIS WILL HELP YOU:)