Multiple Choice
The discovery of _____ with properties similar to aluminum and silicon respectively provided convincing evidence in support of Mendeleev's arrangement of the elements.
A) scandium and titanium
B) gallium and germanium
C) technetium and rubidium
D) selenium and iodine
E) neon and krypton
Correct Answer:
Verified
Correct Answer:
Verified
Q79: In Mendeleev's periodic table, the element with
Q80: The elements in group 16 are known
Q81: Which of the following is a member
Q82: The elements in an isoelectronic series have
Q83: Cobalt occurs in nature in compounds with
Q85: How did Mendeleev's periodic table differ from
Q86: Based on their position in the periodic
Q87: The _ have the highest molar volumes
Q88: Which of the following elements belong to
Q89: _ are uniquely suited to transfer multiple