A simple cation (obtained from a single atom) takes its name from the name of the element. 3. A simple anion (obtained from a single atom) is named by taking the first part of the element name (the root) and adding the letters IDE. 4. Write the name for the compound by combining the names of the ions.
1 Blue whales give birth after 11 â 12 months of pregnancy and it is estimated that female whales give birth every 2 â 3 years.  killer whale have a pregnancy period of 15 â 18 months, however it is believed that the average pregnancy period is about 17 months. (Females killer whales give birth every 3 â 5 years).
exists and is an alternate of . Gestation in Sperm Whale females lasts about 14 to 16 months. A sigle calf is produced at the end of gestation. Lactation proceeds for 19 to 42 months, but calves may suckle up to 13 years. Calves can suckle from females other than their mothers.