Answer: 22 neutrons
Explanation: 40 is the mass number = atomic mass = total number of protons and neutrons in atomic nucleus
18 is the number of protons in the nucleus of this atom
Then 40 - 18 = 22 neutrons
and this is Argon
Answer:
Alkenes of the type R–CH=CH–R can exist as cis and trans isomers;
Chloropicrin is obtained by the reaction of nitric acid on chloroform.
Answer:
Metals, metalloids, non-metals
Explanation:
:)
It is known as the medium
