G8 Pre-Test (Dev. of Periodic Table)

Whose work led to a periodic table based on increasing atomic number?

• Dmitri Mendeleev

• Henry Moseley

• Ernest Rutherford

Dmitri Mendeleev was the scientist credited with devising the first periodic table similar to the one we use today?

• TRUE

• FALSE

The symbol for the element aluminum?

• A

• Am

• Al

• Ar

Who classified the known elements into eight groups?

• Dmitri Mendeleev

• Lothar Meyer

• John Newlands

Who discovered the noble gases neon, krypton and xenon?

• Lothar Meyer

• Henry Moseley

• Dmitri Mendeleev

• William Ramsay

The symbol for the Element "Hydrogen"

(a)