Skip to search.

Breaking News Visit Yahoo! News for the latest.

×Close this window

  1. Home >
  2. All Categories >
  3. Science & Mathematics >
  4. Chemistry >
  5. Resolved Question
isa14 isa14
Member since:
April 16, 2009
Total points:
98 (Level 1)

Resolved Question

Show me another »

¿que numero de protones neutrones y electrones tiene el oxigeno, neon, magnecio y cloro?

o el argon, hierro, bromo, cesio y yodo
Eugenia . ~RC ♥ by Eugenia . ~RC ♥
Member since:
June 24, 2008
Total points:
3,389 (Level 4)

Best Answer - Chosen by Voters

Número atómico (Z)= Nº Protones= Nº Electrones (siempre que no sean isótopos)
Para calcular los neutrones: Nº másico (A) - Nº atómico(Z)

Oxigeno:
Protones: 8
Electrones: 8
Neutrones: 8

Neón:
Protones: 10
Electrones: 10
Neutrones: 10

Magnesio:
Protones: 12
Electrones: 12
Neutrones: 12

Cloro:
Protones: 7
Electrones: 7
Neutrones: 7

--------------------------------------…

Argón:
Protones: 18
Electrones: 18
Neutrones:22

Hierro:
Protones: 26
Electrones: 26
Neutrones: 30

Bromo:
Protones: 35
Electrones: 35
Neutrones: 45

Cesio:
Protones: 55
Electrones: 55
Neutrones: 78

Yodo:
Protones: 53
Electrones: 53
Neutrones: 74

Hice redondeo en los números másicos decimales.

Saludos =)
100% 1 Vote

There are currently no comments for this question.

This question about "¿que numero de proto… " was originally asked on Yahoo! Answers en Español

Other Answers (0)

No other answers.

Answers International

Yahoo! does not evaluate or guarantee the accuracy of any Yahoo! Answers content. Click here for the Full Disclaimer.

Help us improve Yahoo! Answers. Send Feedback