Groups of the periodic table
Periodic Table Questions
Atoms Questions
Lanthanides
Iron Questions
100
Alkali Metals
What is the name of group that has 1 valence electron, also known as group 1?
100
Hydrogen
Which element has the symbol "H"
100
No, atoms can't
Can atoms be seen?
100
fifteen metallic elements from lanthanum to lutetium in the periodic table.
What's a lanthanide?
100
26
What is the atomic number of iron?
200
2 valence electrons
How many valence electrons does group 2 have?
200
1 is the answer
What is the atomic number for hydrogen?
200
No, atoms can't be seen through that.
Can atoms be seen through a microscope?
200
Promethium
Which lanthanide has the symbol "Pm"?
200
58.8
What is the atomic mass of iron?
300
Very reactive
How reactive is group 17, also known as the Halogen group?
300
22.990 is the atomic mass
What's the atomic mass of sodium?
300
Yes, atoms do have both of those
Do atoms have both protons and neutrons?
300
Yes lanthanides are.
Are lanthanides reactive?
300
Pan, nails (etc.)
What is one household item with iron in it?
400
Silver-colored
What's the color of Alkaline earth metals, also known as group 2?
400
The answer is Lanthanum
Which lanthanide has the symbol "La"
400
They are found outside of the atom.
Where are electrons found on an atom?
400
Lanthanides are shiny.
What is the color of lanthanides?
400
Yes iron does rust.
Does iron rust?
500
They are found in the atmosphere
Where are noble gases found, also known as group 18?
500
The atomic number of the element is calcium
Which element has the atomic mass of 40.078?
500
Atoms
What are the basic building blocks of matter?
500
The atomic number belongs to the lanthanide "thulium"
Which lanthanide has the atomic number of 69?
500
2861 C. is the melting point.
What is the boiling point of iron?
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