Question

please do it with steps
all
I will mark as BRAINLIEST

Answer 1

1985

xlc2

let x charge be y

so y+2(-1)=0,y=2

x oh x so4

2 1 2 2

x(oh)2 xso4

1987

x o

3 2

x2o3

equation = 4x+3o2 -> 2x2o3

1991

x N x so4 x oh

y+1(-3)=0,y=3 3 2 =x2(so4)3 3 1=x(oh)3

1992

n o

y+1(-2)=0,y=2

n2o

2y+1(-2)=0,2y-2=0,y=1

no2

y+2(-2)=0,y=4

hope it helps

plz mark as brainliest