Question: what is the type of lithium when rubidium is NaBr (1.9)?
SQL: SELECT "Lithium" FROM "2-12527791-1" WHERE "Rubidium" = 'NaBr (1.9)';

Question: what is the properties of sodium when rubidium is NaCl (2.1)?
SQL: SELECT "Sodium" FROM "2-12527791-1" WHERE "Rubidium" = 'NaCl (2.1)';

Question: what is the properties of potassium when lithium is H a l o g e n s and sodium is Bromine?
SQL: SELECT "Potassium" FROM "2-12527791-1" WHERE "Lithium" = 'H a l o g e n s' AND "Sodium" = 'Bromine';

Question: what is the properties of lithium when caesium is KI (1.7)?
SQL: SELECT "Lithium" FROM "2-12527791-1" WHERE "Caesium" = 'KI (1.7)';

Question: what is the properties of sodium when lithium is H a l o g e n s and rubidium is NaCl (2.1)?
SQL: SELECT "Sodium" FROM "2-12527791-1" WHERE "Lithium" = 'H a l o g e n s' AND "Rubidium" = 'NaCl (2.1)';

Question: what is the properties of sodium when potassium is LiI (1.5)?
SQL: SELECT "Sodium" FROM "2-12527791-1" WHERE "Potassium" = 'LiI (1.5)';