oass2araMarickiee oass2araMarickiee

10-06-2016
Chemistry

contestada

What is the oxidation number for Zn(OH)4 2-?

Respuesta :

Hussain514 Hussain514

14-06-2016

Zn(OH)4= ; -2 = -4 + ?, Zn = +2 , the -4 is the charge on the 4 OH- ions.

NO3- + 6 H2O + 8 e- -------> NH3 + 9 OH-
( Zn + 4 OH- ----> Zh(OH)4= + 2e-) x 4
7 OH- + NO3- + 4 Zn + 6 H2O -------> NH3 + 4 Zn(OH)4

Answer Link

Otras preguntas

Factor completely: 4a^2+8a-140

URGENT! DUE ASAP PLS HELP

Helppppppp pleaseee okkkk BRAINLEST POINTS 100

Given m∥n, find the value of x and y.

I WILL GIVE BARINLEST WHO HELP ME OK

x+2/4−x−1/[tex]\frac{x+2}{4} -\frac{x-1}{3}=2[/tex]3=2

describe 5 types of temperature variations

how does the mitochondria affect gas exchance/respiratory system?

Which of the following best describes Kwon's childhood? A He admired the Asian Americans on television. B He had low self-esteem and was teased often. He was po

Plz Help ma fellow hoomanz- ThE sMaRt OnEs- Why do you think people change their environments? Explain your thinking with examples of how environments in Latin