Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_17 (lithium VARCHAR, caesium VARCHAR)
### Question:
what is the properties of lithium when caesium is ki (1.7)?
### Answer:
SELECT lithium FROM table_name_17 WHERE caesium = "ki (1.7)"