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).
Blue whale calves are one of the worldâs largest creatures even in their first day on the planet. Mother whales are pregnant for about a year and when a baby blue whale emerges it weights up to 3 tons (2.7 metric tons) and stretches to 25 feet (8 meters). Gorging on motherâs milk, this little guy will gain about 200 pounds (91 kilograms) every day for its first year.