A group of elements that are the least reactive group
What are noble gases
100
The symbol Li+ represents __________.
A. a lithium isotope
B. a lithium atom
C. a lithium ion
D. a lithium molecule
What is C. a lithium ion
100
Ne stands for what element
What is Neon
100
This element has 16 protons.
What is Sulfur
100
Which is NOT a property on a metal.
A. luster
B. brittle
C. malleable
D. ductile
What is C. brittle
200
Oxygen group
What is group 16
200
The atomic masss of He is _______.
What is 4
200
P stands for what element
What is Phosphorus
200
This element has 49 electrons
What is Indium
200
Name the third element in group 4.
What is Hf Hafnium
300
Group One is called __________ ___________.
What is Alkali Metals
300
This pair of elements have similar arrangements of valence electrons and have similar chemical behaviors.
A. Boron & Aluminum
B. Helium & Flourine
C. Carbon & Nitrogen
D. Chlorine & Oxygen
What is A Boron & Aluminum
300
Ar stands for what element
What is Argon
300
Calculate how many neutrons are in Bromine
What is 45 neutrons
300
Name the element is located in period 5 group 11.
What is Silver (Ag)
400
Groups 3 to 12 are called __________ __________.
What are transition metals
400
This group has properities of both metals and non metals.