??????? ????? metatungstate:
1.?????? ????? ?? ???, ????, ???????, ????? ?????? ect. ????? ?????? ??????, ????? ????? ???? ???? ?? ???? ?????? ??? "?????? ???????;
2.?????? ?????? ??????, ?????? ?????? ??? ??????????? ??????.

???? ??????? metatungstate:
1.??? ????? ???????? ???? ?????;
2.??? ?????, ????? ?? ???? ??? ????? ??????? metatungstate;
3.????? ????? ??????;
4.?? ?????? ?????? ???, ?????? ????? ????? ???;
5.?? ??? ?????, ??? ????? ????? ??????; ??? ??? ????? ?? ???, ?? ?????? ?????? ??? ?? ??? ?????;
6.?? ???? ????? ???? ???????, ??? ????? ??????? ?? ??? ???? ??? ????; ?? ?? ??? ??????? ????? ??? ????? ?????? ?????, ????? ???? ????? ?? ????? ???? ???? ?????? ?? ??? ??? ???;
7.?????? ?????? ??? ?????? ????? ??? ?? ????;
8.????? ?? ?????? metatungstate ??????? ?????? ?????? ?????: ??? ?? ????? ??? ??? ???? ?????? ?????? ????.