Question

плизз срочно пожалуйста

Answer 1

CaCl2=Ca(+2),Cl(-1)
Al=0
H2SO4=H(+1),S(+6),O(-2)
Na3P=Na(+1),P(-3)
SiO2=Si(+4),O(-2)
Al2O3=Al(+3),O(-2)
Mn2O3=Mn(+3),O(-2)
SO3=S(+6),O(-2)
PH3=P(-3),H(+1)
HF=H(+1),F(-1)
K2S=K(+1),S(-2)
Mn2O5=Mn(+5),O(-2)
P2O5=P(+5),O(-2)
H3PO4=H(+1),P(+5),O(-2)
O2=0
Cl2O7=Cl(+7),O(-2)

Answer 2

N2=0

Answer 3

NaCl=Na(+1),CL(-1)

Answer 4

CaBr2=Ca(+2),Br(-1)

Answer 5

Al2S3=AL(+3),S(-2)

Answer 6

MgSO4=Mg(+2),SO4(-2)