Description : Name this chemical element. It is a member of the Lanthanide Series and can be found in the minerals apatite (pron: AP-a-tite), gadolinite (pron: gad-O-lin-ite), and xenotime (pron: ZEN-o- time). This element was first identified by Boisbaudran in 1886. Its chemical symbol is Dy.
Last Answer : ANSWER: DYSPROSIUM (pron: dis-PRO-zee-um)
Description : Name the chemical element that is eleventh in the Lanthanide Series in the periodic table. Because of the metal's high thermal-neutron-absorption cross section, it has been of much interest in terms of use in nuclear reactor hardware. The chemical symbol for this element is Er.
Last Answer : ANSWER: ERBIUM
Description : Which of the following element is a Lanthanide?
Last Answer : Cerium
Description : The lanthanide series elements are also known as: w) rare earth elements x) non-metals y) fifth period elements z) sixth period elements
Last Answer : ANSWER: W -- RARE EARTH ELEMENTS
Description : What is the number of elements in a lanthanide row ?
Last Answer : The number of elements in a lanthanide row is 15 .
Description : What is the numerical smaller whole number in each element square?
Last Answer : Feel Free to Answer
Description : Solid angle subtended by the finite surface at the radiating element is (A) Called the view factor (B) Called the angle of vision (C) Proportional to the square of the distance between surfaces (D) Expressed in terms of radians
Last Answer : (B) Called the angle of vision
Description : An optimal solution of an assignment problem can be obtained only if a. Each row & column has only one zero element b. Each row & columns has at least one zero element c. The data is arrangement in a square matrix d. None of the above
Last Answer : d. None of the above