What is the symbol for lithium?

Which of the following matches of group number and common name is incorrect? A) Group 2 - alkaline earth metals B) Group 4 - alkali metals C) Group 17 - halogens D) Group 18 - noble gases

What is the element found in the periodic table in group 4 and period 6? A) hafnium B) selenium C) gadolinium D) chromium

An atom of titanium has a mass number of 48 and an atomic number of 22. A second titanium atom could have the following number of subatomic particles: A) 26 p, 22 e, 22 n B) 21 p, 21 e, 26 n C) 22 p, 22 e, 24 n D) 22 p, 26 e, 22 n

The symbol "Sb" represents what element?

A horizontal row on the periodic table is called A) a period B) a group C) a family D) a series

Elements in Group 18 on the periodic table are known as the A) halogens B) alkaline earth metals C) transitional metals D) noble gases

Gallium has how many neutrons? A) 28 B) 34 C) 39 D) 3 E) 31

The symbol "Rn" represents what element?

The symbol "Bk" represents what element?

What is the symbol for magnesium?

A major use of the metalloids is in the manufacture of A) garbage pails B) semiconductors C) light bulbs D) soaps