Duplicate of Duplicate of Duplicate of Chemistry (What Do YOU Know?!)

Question 1

A(n) __________ bond shares electrons

Accepted Answer

Covalent

Question 2

The noble gas used to fill balloons

Accepted Answer

Helium

Question 3

What are the letters that represent an element called?

Accepted Answer

the atomic symbol

Question 4

An ______________ is a charged atom

Accepted Answer

Ion

Question 5

An isotope is an atom that has the number of ______________ changed

Accepted Answer

neutrons

Question 6

The “H” in H20 represents what element?

Accepted Answer

Hydrogen

Question 7

What are the four phases of matter?

Accepted Answer

Solid, Gas, Plasma, Liquid

Question 8

The science that studies the properties of substances & the changes that take place in matter

Accepted Answer

Chemistry

Question 9

What are the basic building blocks of matter?

Accepted Answer

Atoms

Question 10

Which of the following is a subatomic particle within an atom?

Accepted Answer

Proton

Question 11

Inside the nucleus are

Accepted Answer

protons and neutrons

Questions 11