Respuesta :
I choose Calcium and its symbol is Ca
It is a metal.
It belong to the family alkaline earth metal.
It has 20 electron, protons and neutrons .
It has a neutral atom
It is a metal.
It belong to the family alkaline earth metal.
It has 20 electron, protons and neutrons .
It has a neutral atom
Answer:
Copper(Cu)
Copper is an element that belongs to the period 4 and it is denoted with the symbol Cu.
Copper is a metal and is well known for its high malleability(ability to be bent /hit into various shapes).
Copper belongs to the family known as Transition metals as the d-orbittal level is incomplete.
A neutral copper atom has 29 proton, 29 electron and 34 neutrons.
Neutron= mass number- proton
Neutron= 63-29 =34
The proton and the electron is the same as the atomic number which is 29.
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