Atoms and the Periodic Table

Front

Neutrons have ______ charge.

Back

no charge

Front

What is the atomic mass of "F"? Options: 9, 18, 17, 19

Back

19

Front

Which of the following subatomic particles is negatively charged? neutron, proton, electron, megatron

Back

electron

Front

Which is a proton? Options: A, B, C

Back

C

Front

The atomic number of Beryllium is 4. Its mass number is 9.0122. How many neutrons does an atom of Beryllium have in its nucleus?

Back

5.0122

Front

Which statement best describes the properties of Transition Metals?

Back

They resist heat and are less reactive than Groups 1 and 2.

Front

How many neutrons are in the atom "K"? Options: 7, 19, 39, 20

Back

20

Front

What is the Atomic Number of CO₂ on the Periodic Table?

Back

CO₂ is not on the Periodic Table since it is a compound

Front

What element is this? Options: Helium, Hydrogen, Argon, Silver

Back

Argon

Front

Which statement is true about metalloids?

Back

They are used to make semiconductors.