Roboguru

Pertanyaan

Tentukan biloks unsur yang bercetak tebal:


a. begin mathsize 14px style Na subscript 2 S subscript 2 O subscript 3 end style


b. begin mathsize 14px style K Mn O subscript 4 end style


c. begin mathsize 14px style Ca open parentheses Cl O subscript 2 close parentheses subscript 2 end style


d. begin mathsize 14px style Cr subscript 2 O subscript 4 to the power of 2 minus sign end exponent end style

I. Yassa

Master Teacher

Mahasiswa/Alumni Universitas Negeri Surabaya

Jawaban terverifikasi

Pembahasan

a. Biloks unsur begin mathsize 14px style S end style pada begin mathsize 14px style Na subscript 2 S subscript 2 O subscript 3 end style adalah:


begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Na subscript 2 S subscript 2 O subscript 3 end cell equals 0 row cell 2 left parenthesis 1 right parenthesis plus 2 open parentheses S close parentheses plus 3 left parenthesis minus sign 2 right parenthesis end cell equals 0 row cell 2 S end cell equals cell plus 4 end cell row S equals cell plus 2 end cell end table end style


b. Biloks unsur begin mathsize 14px style Mn end style pada begin mathsize 14px style K Mn O subscript 4 end style adalah:


begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell K Mn O subscript 4 end cell equals 0 row cell 1 plus Mn plus 4 left parenthesis minus sign 2 right parenthesis end cell equals 0 row Mn equals cell plus 7 end cell end table end style


c. Biloks unsur begin mathsize 14px style Cl end style pada begin mathsize 14px style Ca open parentheses Cl O subscript 2 close parentheses subscript 2 end style adalah:


begin mathsize 14px style Ca open parentheses Cl O subscript 2 close parentheses subscript 2 yields Ca to the power of 2 plus sign plus 2 Cl O subscript 2 to the power of minus sign end style


begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Cl O subscript 2 end cell equals cell negative sign 1 end cell row cell Cl plus 2 left parenthesis minus sign 2 right parenthesis end cell equals cell negative sign 1 end cell row Cl equals cell plus 3 end cell end table end style


d. Biloks unsur begin mathsize 14px style Cr end style pada begin mathsize 14px style Cr subscript 2 O subscript 4 to the power of 2 minus sign end exponent end style adalah:


begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Cr subscript 2 O subscript 4 end cell equals cell negative sign 2 end cell row cell 2 Cr plus 4 left parenthesis minus sign 2 right parenthesis end cell equals cell negative sign 2 end cell row cell 2 Cr end cell equals cell plus 6 end cell row Cr equals cell plus 3 end cell end table end style

12

0.0 (0 rating)

Pertanyaan serupa

Di antara reaksi-reaksi berikut yang atomnya mengalami perubahan bilangan oksidasi adalah...

62

5.0

Jawaban terverifikasi

RUANGGURU HQ

Jl. Dr. Saharjo No.161, Manggarai Selatan, Tebet, Kota Jakarta Selatan, Daerah Khusus Ibukota Jakarta 12860

Coba GRATIS Aplikasi Ruangguru

Produk Ruangguru

Produk Lainnya

Hubungi Kami

Ruangguru WhatsApp

081578200000

Email info@ruangguru.com

info@ruangguru.com

Contact 02140008000

02140008000

Ikuti Kami

©2022 Ruangguru. All Rights Reserved PT. Ruang Raya Indonesia