Duplicate of Chemistry and periodic table review 2022

How many neutrons does lithium have?

Is it possible to have more neutrons than protons?

Which is the opposite of insulator?

If elements are in the same period, what can you tell about them?

Which of these is a physical change?

Which of these is a chemical change?

Which is a characteristic of non-metals?

What happens if we add a proton to an element?

Which is these is found outside the nucleus of an atom?

What is the smallest particle of carbon that has all the chemical properties of carbon?

Where are metalloids found on the periodic table of elements?

If elements are in the same group, what can you tell about them?

Which of the following is not an example of a molecule

What does malleable mean?

Which of the following is an example of a compound

What are valence electrons?

How do we know how many shells an atom will have before we draw and count them all?

If you know the atomic number of an element, what can you determine about the element?

What makes metalloids useful in electronic equipment such as computers?

What part of the atom has a negative charge?

How many valence electrons can the first and second shell hold?

How many protons does magnesium have?

What happens to an atom's charge if there are more electrons than protons?

What do the protons tell us about an atom?

Which of these is NOT a particle of an atom?

Where are metals on the periodic table?

Which properties most likely belong to a metal?

The atomic number tells you how many neutrons are in the atom

Why don't elements in group 18 react?

How do we know how many valence electrons an atom has?

Why do some atoms bond with other atoms?

What state of matter are most of group 18?

What charge does a proton have?