Who designed the current Periodic table of elements
MOMMY
100
What are the properties of Transition metals
Are very strong and usually stable, and have 1-2 valence electrons
100
What is a element?
KOBE
100
How many element groups are there
There is 18 groups on the periodic table, they are vertical lines on the table
100
This is Carbon's atomic number.
What is 12.011
200
No two elements have the same _________________ number.
Atomic number
200
True or False - Metals do not have luster.
False
200
Every element has a _________________.
symbol
200
What are periods on the periodic tables?
Periods are the horizontal lines of the periodic table.
200
This is the the meaning of something that repeats in a certain pattern.
What is the meaning of periodic?
300
The elements to the right of the zigzag are called ______________________.
non-metals
300
Can solid nonmetals be easily broken?
True
300
What are the vertical columns on the periodic table called?
groups.
300
Elements are organized in the ________________ table.
periodic
300
Everything is made of ___________________.
atoms
400
How many elements are in the periodic table?
118 known elements are found on the current table
400
Where are the metalloids located?
on the zigzag line
400
What are the horizontal rows of the periodic table called?
periods
400
What is the symbol for lead?
Pb
400
What are the shortened name for elements called?
chemical symbols
500
What are the the 3 metal groups?
2K18
500
What are the differences between non-metals, metalloids and metals?
non-metals are usually gases and are not good conductors, metals are malleable and good conductors and metalloids an have properties of both and are semi-conductors
500
What is the simplest form of matter called?
DADDY
500
Helium, Neon, Argon and Xenon are examples of __________________.