Question

how many protons are in an atom of carbon - 14?
helium
2
he
4.0026
boron
5
b
10.811
carbon
6
c
12.011
nitrogen
7
n
14.007
oxygen
8
o
15.999
fluorine
9
f
18.998
neon
10
ne
20.180
aluminium
13
al
26.982
silicon
14
si
28.086
phosphorus
15
p
30.974
sulfur
16
s
32.065
chlorine
17
cl
35.453
argon
18
ar
39.948

Explanation:

Step1: Identify element in periodic table

Carbon has atomic number 6 in periodic table.

Step2: Recall proton - atomic number relation

The number of protons in an atom is equal to its atomic number.

Answer:

6